Answer: 3:1
Explanation:
True or false muscle cells undergo both mitosis and meiosis 
Answer: false
Explanation:
which of the following is not a common way that crop plants are genetically modified
a to make them resistant to certain herbicides
b to make them resistant to certain diseases
c to produce a toxin that kill some insects
d to make them glow
D. to make them glow is not a common way that crop plants are genetically modified.
What is Genetic modification?Genetic modification (GM) is a process in which the genetic material (DNA) of an organism, including crop plants, is altered in a way that is not possible through traditional breeding methods. In crop plants, genetic modification can be used to introduce new genes or modify existing genes to enhance certain desirable traits, such as resistance to herbicides or diseases, improved nutritional value, or increased yield.
Genetic modification is typically done to introduce new or modified genes into the plant's DNA to enhance certain traits, such as resistance to herbicides or diseases, or to produce a toxin that can kill some insects.
However, there are no known instances where crop plants have been genetically modified to produce a glow.
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Write only 3 letter abbreviations in capital letters for the amino acid in each box
ALA - Alanine
ARG - Arginine
ASN - Asparagine
ASP - Aspartic acid
CYS - Cysteine
GLN - Glutamine
GLU - Glutamic acid
GLY - Glycine
HIS - Histidine
ILE - Isoleucine
LEU - Leucine
LYS - Lysine
MET - Methionine
PHE - Phenylalanine
PRO - Proline
SER - Serine
THR - Threonine
TRP - Tryptophan
TYR - Tyrosine
VAL - Valine
What are amino acids?Amino acids are organic compounds that are used to construct proteins. They are composed of an amino group (-NH2), a carboxyl group (-COOH), and a side chain (R group), all attached to a central carbon atom (alpha carbon). There are 20 different amino acids that can be found in proteins, each with a different side chain, which gives them unique chemical properties.
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Wildebeests: A Keystone Species Use the data provided to answer the question below in CER format. Make sure to use at least two pieces of evidence to claim and provide reasoning. FIRE! Fire is actually an important component of savanna ecosystems. Fire kills young trees and seedlings, reducing the number of big adult trees that grow over time. Since trees compete with grasses for light and soil moisture, fire actually helps the grasses and keeps the savannas open. Dr. Rico Holdo, a professor at the University of Missouri, and his colleagues modeled and wrote about the interactions of fire, rain, grasses, trees, and the various animals in the Serengeti. The interactions get complicated quickly, but I’ll try to give you a run-down of how they see fire acting in this ecosystem. First, as I’ve mentioned, fire suppresses trees and encourages grasses. If you have both fire and rain, but no animals, then something interesting happens: the rain encourages the trees, but it encourages the grasses, too. As the grasses get taller, there is more fuel for fire, and the fires become more widespread and more damaging. These fiercer fires really hurt the trees – in fact, the damage from fires (because of more rain) is more important than the extra boost the trees get directly from the rain. So more rain actually means fewer trees. With me so far? We’re now going to throw animals into the mix – well, at least some of the animals. Let’s talk about the grazers. The grazers eat the grass, and this reduces the fuel available to fire. If you have a lot of grazers, like we do in the Serengeti, the grass height is reduced a lot. That means fewer fires and that rain once again helps the trees. Further, many of the grazers are migratory and move around the landscape a lot. They don’t eat the savanna grasses in a neat, tidy, organized way. Instead, they create a patchy mosaic of grass heights, and with those different grass heights come different susceptibility of patches of grass to burn. With rain and fire and grazers, we now have a landscape of grasses of different lengths, patchy fires, and some areas dense with trees and some areas with fewer trees. All that variation means more diversity – more diversity of the grasses, plants, and trees, and more diversity of the animals that rely on them. All that diversity is due, in part, to fire. A Keystone species is a plant or animal that plays an important and unique role in how the ecosystem functions without the key stone species to ecosystem would be very different. One scientist identified Keystone specie it to look as how changes to their abundance (number ) affect other organisms. Often, there are many indirect effects of changes to ecosystems. Claim The wildebeest in the Serengeti are a keystone species. What evidence supports this claim? (Make sure to provide reasoning)
The data that supports this idea is wildebeest grazing behaviours assist reduce grass height and prevent fire spread.
What reasons are behind wildebeest in the Serengeti?Evidence 1: Wildebeest's grazing behaviour lowers grass height and inhibits the spread of fires. As indicated in the article, grazers like wildebeest eat the grass and minimise the fuel available for flames, which prevents fires from spreading and destroying the trees.
Evidence 2: Wildebeest migration patterns can result in a patchy mosaic of grass heights that influence how susceptible grass patches are to burning. According to the article, wildebeest migrate and produce a patchy mosaic of grass heights. This also means that some areas of the savanna are dense with more trees, while others have fewer trees.
As a result of their grazing practises and migration patterns, which support the preservation of a diversified ecosystem, wildebeest are a keystone species in the Serengeti. In the absence of wildebeest, grass height would rise, resulting in more frequent and destructive fires. The ecosystem's diversity would decline and the effect on the trees would be harmful.
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factors affecting health and diseases through gene mutation
Gene mutations are changes in the DNA sequence that can lead to the development of certain diseases. Here are some factors that can affect health and disease through gene mutation:
Inherited gene mutations: Some gene mutations can be passed down from parents to their offspring. This can increase the risk of certain diseases, such as cystic fibrosis, sickle cell anemia, and Huntington's disease.
Environmental factors: Exposure to certain environmental factors, such as radiation, chemicals, and pollutants, can cause gene mutations that can lead to the development of diseases such as cancer.
Lifestyle factors: Lifestyle factors such as diet, exercise, and smoking can also affect gene mutations and disease risk. For example, a diet high in processed foods and low in fruits and vegetables can increase the risk of gene mutations and cancer.
Age: As we age, our cells undergo more divisions, which can increase the likelihood of gene mutations and disease.
Preexisting health conditions: Certain health conditions, such as chronic inflammation, can also increase the risk of gene mutations and disease.
It's important to note that not all gene mutations cause disease, and many factors can interact to determine whether or not a gene mutation leads to a disease. By understanding the factors that affect gene mutations and disease risk, we can develop strategies to prevent and treat diseases.
If substrate concentration is kept permanently high and the enzyme concentration is gradually increased,the rate of activity of the enzyme will:
A.increase
B.increase and then decrease
C.increase and then level off
D.stay the same
If substrate concentration is kept permanently high and the enzyme concentration is gradually increased, the rate of activity of the enzyme will increase and then level off. Option C
As the number of enzymes available to catalyze the reaction is abundant, the rate of the enzyme's activity will initially rise when the enzyme concentration is increased.
At the same time when the enzyme concentration continuously rises, eventually, all the substrate molecules will be consumed, and at this point, it gets stagnant where the pace of the reaction will decrease with the addition of more enzymes. This is referred to as the reaction's maximum velocity.
Hence, when the enzyme concentration is increasing steadily while still maintaining a persistently high substrate concentration, then the rate of the enzyme's activity will rise and then level off.
Therefore Option C is correct
patch adams movie
1. What is the film all about? Summarize in 5-10 sentences.
2. What moments, characters, or ideas resonated with you while watching this movie? What about them? Why did you connect with them?
3. What was/were the scientific breakthrough(s) in the movie that led to today's scientific advancement?
4. What were the scientific challenge(s) encountered by the main character(s) of the story and how did the character(s) overcome it/them?
5. What thoughts does this movie spur in you? What does it make you think about? 6. What were the issues shown in the film related to modern society?
Patch Adams is a 1998 American medical comedy-drama film based on the life story of Dr. Hunter "Patch" Adams, a medical doctor who became famous for his unconventional medical practices.
1. The film follows Patch Adams on his journey to becoming a doctor and highlights his various attempts to bring laughter and joy into the lives of his patients. Through his unconventional practices, he is able to heal patients who had previously been written off as untreatable.
2. The moments, characters, and ideas that resonated with me the most in Patch Adams were those that reminded me to use my own empathy and compassion to help those in need.
3. One of the main scientific breakthroughs in the film was the development of a new approach to medicine.
4. One of the main scientific challenges encountered by Patch and his colleagues was the resistance to his unconventional approach to healing. Many of his colleagues believed that his methods were too unorthodox and could not be effective.
5. This movie makes me think about the importance of using empathy and compassion in medical practice.
6. The film touches on a number of issues related to modern society, including the need for empathy and compassion in medical practice, the importance of relationships and human connection, and the power of kindness.
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Which type of macromolecule contains phosphorus, and where in the molecule are phosphorus atoms located
Answer:
Nucleic acids, which include DNA (deoxyribonucleic acid) and RNA (ribonucleic acid), are the macromolecules that contain phosphorus. Phosphorus is an important component of the nucleotides that make up nucleic acids.
In DNA, the phosphate group is located on the 5' carbon of the sugar molecule, which is connected to the nucleotide base via a phosphodiester bond. The phosphate groups of adjacent nucleotides form the backbone of the DNA molecule.
In RNA, the phosphate group is similarly located on the 5' carbon of the sugar molecule, but RNA has a ribose sugar instead of a deoxyribose sugar. RNA also typically contains single-stranded nucleotides, rather than the double-stranded structure of DNA.
Overall, phosphorus plays a critical role in the structure and function of nucleic acids, which are responsible for storing and transmitting genetic information.
Much like auxin in a stem causes it to grow upward, the auxin in which structure makes it grow downward?
Responses
flowers
roots
gametes
leaves
Answer :Roots
Explanation: Gravitropism is based on the redistribution of auxin in the elongation zone of the developing root. If the root is not growing vertically downward, then auxin accumulates in the lower parts of the root, inhibiting cell elongation and causing the root to bend in the direction of gravity.
Name
KEV
Nar
EVOLUTION THINKET 9
Imagine a world
where dinosaurs still
Roam the Earth.
Explain In 3 quality
paragraphs how their
existence would
affect your life today.
"quality paragraph is 4-5 sentences
Me
P
--
Answer:
If dinosaurs still roamed the Earth today, my life would be drastically different. To begin with, my daily commute would look a lot different. Instead of cars, trains, and buses, I would likely have to hop on the back of a triceratops or a pterodactyl to get around. I would also have to make sure that I am aware of my surroundings at all times because I could easily become a snack for a hungry T-Rex.
On top of that, my living situation would be quite different. Instead of living in a typical house, I would have to live in a treehouse to avoid being eaten. Furthermore, I would have to be prepared to adapt to my environment as dinosaurs would be a constant presence in my everyday life.
In terms of my diet, it would be quite different as well. Instead of eating burgers and fries, I would have to find ways to hunt dinosaurs in order to have a balanced meal. This would require a lot of skill and would be a huge challenge for me. Additionally, I would have to be careful to only hunt certain species of dinosaurs as some could be very dangerous.
Overall, my life would look very different if dinosaurs still roamed the Earth today. From my transportation to my diet, almost everything in my life would need to be adjusted in order to survive in this new environment.
name four characteristics that annelids and flatworms have in common
The characteristics that annelids share with flatworms and roundworms are as follows:
All the organisms have bilateral symmetry.All the organisms are triploblastic.All have aquatic and terrestrial habitats.All are invertebrates.What are the effects of dam
removal on a river and its
watershed? of water does
Dam removal can affect water quality through the downstream transport of sediment-bound contaminants (e.g., organic substances and heavy metals) and the alteration of biogeochemical cycles.
The U.S. government does not require CAFOs to clean up their _____ as it does any other industry or municipality.
Please choose the correct answer from the following choices, and then select the submit answer button.
Answer choices
waste
safety regulations
facilities
accounting practices
Wastes. Animals are maintained and bred in restricted spaces at agricultural institutions that specialise in producing meat, dairy products, or eggs (CAFOs).
The animals are fed rather than grazing or otherwise looking for food in pastures, fields, or on rangelands.Even the tiniest CAFO produces as much urine and excrement as 16,000 humans would produce in a year.A CAFO can contain anywhere between hundreds of animals and millions.Dairy cows, hogs, and chickens are often the animals kept at CAFOs.Animals at CAFOs are housed in an area devoid of vegetation for at least 45 days or more per year.CAFOs feature large, windowless structures where cattle is housed in boxes or stalls as well as open feedlots.Learn more about CAFO here:
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5. While there are five muscle groups most commonly targeted in resistance training, how many muscle groups are usually targeted by one exercise?
O A. One or two
B. Four or five
OC. Two or three
D. Three or four
Answer: C. Two or three
Explanation:
Please guys tomorrow I have exams help me
The correct statement from the options about protons, electrons, and neutrons are:
TrueTrueFalseFalseFalseD. None (The idea that matter is 'continuous' was proposed by Aristotle)
D. Democritus
B. Neutron and proton
C. Mass number
What are protons, electrons, and neutrons?Protons, electrons, and neutrons are subatomic particles that make up atoms.
Protons are positively charged particles located in the nucleus (center) of an atom. The number of protons in the nucleus determines the element that the atom represents. For example, all carbon atoms have six protons in their nucleus, while all hydrogen atoms have one proton.
Electrons are negatively charged particles that orbit around the nucleus of an atom. Electrons are much smaller than protons and neutrons and are responsible for the chemical properties of an atom. The number of electrons in an atom is typically equal to the number of protons, ensuring that the atom has no overall electric charge.
Neutrons are neutral particles located in the nucleus of an atom, with a mass similar to that of protons. Neutrons do not carry a charge, but they do affect the stability and mass of an atom. The number of neutrons in an atom can vary, resulting in different isotopes of the same element with different masses.
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Fermenter is the heart of fermentation process- explain
In the fermentation process, the fermenter is a container that offers a regulated environment for microorganisms to transform carbohydrates into desired products. It enables process monitoring and control, leading to high yields of high-quality goods.
What other names are given to fermenters?Fermentors, commonly referred to as bioreactors, are sterile, enclosed tanks used for the ideal development of microorganisms. Large-scale cultivation of the microorganisms is possible to develop metabolites with industrial applications.
What components of a fermenter are crucial?One of the fermentor's key components is the aeration system. To maintain optimum aeration and oxygen availability throughout the culture, a good aeration system must be chosen.
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What is a petrified fossil and how are they formed?
help me plss
Answer:
Petrification (petros means stone) occurs when the organic matter is completely replaced by minerals and the fossil is turned to stone. This generally occurs by filling the pores of the tissue, and inter and intra cellular spaces with minerals, then dissolving the organic matter and replacing it with minerals.
The sections of DNA used in DNA fingerprinting are all from genes of major important in the human body true or false 
Answer: True
Explanation:
Creativity helps scientists (4 points)
use appropriate methods to date rocks.
use personal bias to select methods to date rocks.
prove that scientific methods are unchangeable.
prove that scientific explanations are unchangeable.
Correct answer is not B. Think next time will choose A, but what is correct?
The correct answer is Creativity helps scientists use appropriate methods to date rocks.
Why the scientists need to be creative while researching?Scientists often need to be creative in their approach to research problems, including the dating of rocks. They may need to develop new techniques or adapt existing methods to fit specific research questions or situations. Creativity can also help scientists identify new areas of inquiry or make connections between seemingly disparate fields of study.
However, personal bias should not play a role in selecting methods to date rocks, as this could lead to inaccurate or misleading results. It is important for scientists to remain objective and follow established scientific protocols when conducting research.
It is also worth noting that scientific methods and explanations are not necessarily unchangeable. Science is a constantly evolving field, and new discoveries or advancements in technology may lead to changes in the way research is conducted or how phenomena are explained. This is why scientific knowledge is always subject to revision and refinement as new evidence comes to light.
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Quarter 1 Summative Assessment
Answer: ik this might not help but you have to put the specific question you want answered in or no one can help you
Explanation:
Advise fellow learners on how to effectively practice the following to ensure the achievement of their goals
Answer:
Explanation:
asdfasdf
Keep pushing yourself to improve, and don't be afraid to make mistakes or try new approaches. With dedication and perseverance, you can achieve your goals.
What is goal?Goals refer to the specific targets or objectives that a person or organization aims to achieve within a set period of time.
Follow these steps to effectively practice and achieve your goals:
Set specific and attainable goals: Determine what you want to achieve and set specific and measurable goals to help you get there. Make certain that your objectives are both attainable and realistic.
Make a plan: Create a plan that outlines the steps you must take to achieve your objectives. Break your plan down into smaller, more manageable tasks that you can complete.
Schedule your practice sessions as follows: Schedule regular practice sessions and make them a priority in your schedule. Consistency is essential for achieving your objectives.
Prioritize quality over quantity: It is preferable to practice for a shorter period of time with a high level of focus and intensity than to practice for a longer period of time with no focus or purpose.
Thus, these are some steps to effectively practice the following to ensure the achievement of their goals.
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PLEASEEE
Electric vehicles have less range they can drive compared to plug-in hybrid electric vehicles.
True
False
Answer:
This statement is False.Explanation:
Plug-in hybrid electric vehicles (PHEVs) have both an electric motor and a gasoline engine, while electric vehicles (EVs) only have an electric motor powered by a battery. EVs typically have a larger battery capacity and range than PHEVs, which rely more heavily on their gasoline engines for longer drives. While the range of EVs can still be limited by the capacity of their batteries, they generally have a longer range on a single charge compared to PHEVs. However, it is worth noting that both EVs and PHEVs can vary in range depending on their specific models and battery capacities.
HELP.I think I got digital eye strain but I think it got worse I played on my iPad yesterday for a long time and both my eyes got red like strings kinda big going towards my eyes when I slept and when I woke up today! My eyes were still kinda the same but I slept at 10pm and it’s kinda blurry when I look from far
Answer:
It’s just eye strain from the light emitted from your iPad.
Which of the following is the best example of heating by conduction on Earth
A. light from the sun, strikes the surface of Earth and heat it up.
B. Air is heated one a comes into contact with the hot surface of Earth.
C. Water warm at the equator carries he went in flows to the North and South Poles.
D. heat energy travels across empty spaces from the Sun to Earth.
Answer:
The answer is A
Explanation:
It wouldn't be B because it uses convection (Heat travels through a liquid or gas). In Bs case the heat travels through air.
It wouldn't be C because it also uses convection (Heat travels through a liquid or gas). Opposite from B the heat travels through liquid.
Finally it wouldn't be D because it travels through empty space, which uses electromagnetic radiation (Radiation is the transfer of heat energy through space). The heat travels through space not by direct contact.
:
The light makes contact with Earth. Usually Conduction is through Direct Contact, but here it is light touching Earth using radiation. So, here you see two types of heat transfer radiation and conduction.
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Remember !!! Have a good rest of your day, and I hope you do good on your Test!
The number of chromosomes found in human somatic cells is 46, what is the human
haploid number?
Answer:
Explanation:
La cellule humaine comprend 46 chromosomes, porteurs du code génétique de l'espèce humaine. Le nombre de chromosomes est de 46 chez l'homme : 22 paires d'autosomes et 2 chromosomes sexuels ou gonosomes, XX chez la femme et XY chez l'homme.
Chromosomes present in the human body are in a pair of 23. These 23 pairs of chromosomes are also divided into two sub-division called autosome and sex chromosome. The autosome is 22 in pair and the sex chromosome are 1 in pair.
Autosomes help in inheriting the characteristics from parent to offspring, whereas sex chromosome help in determining the sex of the offspring. Therefore, the human haploid number is n = 23, haploid number refers to the number of chromosomes present in a single set that is denoted by n. Each of these chromosome pairs exists with diploid cells.
Hence, humans are diploid containing 46 chromosomes that divide to half forming 23 pair of chromosomes.
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13. Marcus looks at the rock layers shown in the picture. Write one letter in each blank to correctly complete the sentences. Some letters may be used more than once.
Answer: (Top to bottom) Older, The Same, The Same
Explanation:
Based on the learner a, b and c ,choose one of the certificate and identify two courses you would follow with such a certificate
Undergraduate and graduate certificate programmes are the two main categories. Students with a high school diploma or a GED can enrol in undergraduate certificate programmes.
What types of school certifications are there?Educational certificates come in a variety of forms, depending on their intended use, including marksheets, legitimate certificates, provisional certificates, gap certificates, backlog certificates, migration certificates, character certificates, and certificates for study, among others.
Why are certificate programmes essential?A professional certificate programme has many advantages, one of which is that it boosts your chances of getting promoted or paid more at your current company while also creating new work options. As a result, upgrading one's skills is advantageous for both working professionals and all recent grads.
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When would the inclusion of meat actually increase the food available to a community?
when the animals are fattened quickly in feedlots, leaving farmland free to grow food crops instead of being kept as pasture
when livestock animals are eaten only after they die of natural causes, not when they are raised to be slaughtered
when animals are raised on land that would not support a food crop
when meat animals are raised efficiently, such as in a CAFO
C is the answer that best captures situations in which the presence of meat actually expands a community's food supply. when a crop would not be able to grow on the land where the animals are reared.
How does the meat quality of the animals differ depending on the production system?Both extrinsic and intrinsic elements of the carcass and meat quality of livestock are impacted by production practises. Weight gain, age at slaughter, and carcass weight are examples of extrinsic factors that are impacted.
What impact does climate change have on the production of food?For instance, escalating heat waves, floods, droughts, and other extreme occurrences directly endanger soil health and food production, resulting in serious food shortages.
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1. Only ERCs are not transmitted to daughter cells during replicative aging
a. True
b. False
2 . Old mother cells have a fragmented nucleolus because of highly accumulated ERCS
a. True
b. False
Explain please
The statement that only ERCs are not transmitted to daughter cells during replicative aging is False.
The statement that old mother cells have a fragmented nucleolus because of highly accumulated ERCS is False.
What is replicative aging?Both ERCs (Extrachromosomal rDNA Circles) and nuclear DNA mutations are not transmitted to daughter cells during replicative aging.
ERCs are circular DNA molecules that accumulate in the mitochondria of cells during aging and can cause mitochondrial dysfunction. Mitochondria are only inherited from the mother cell during cell division, hence ERCs are not transmitted to the daughter cells during replicative aging.
Old mother cells have a fragmented nucleolus due to defects in the nucleolar organization rather than the accumulation of ERCs.
The nucleolus is a specialized structure within the nucleus responsible for ribosome biogenesis. During aging, the nucleolus becomes fragmented and disorganized, which can affect the production of new ribosomes and contribute to cellular dysfunction.
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George conducted an experiment on spinach plants. He tested the effect of different colors of light on plant growth., George set up five boxes, each with different colored lights inside: red, blue, violet, green, and orange. He planted the spinach seeds and placed three plants in each box. After 30 days, George measured the height of each plant and recorded the data. The data collected is displayed in the bar graph.
Study the graph carefully, and write a conclusion paragraph to summarize the data. Write about things like:
-which light caused the spinach plant to grow the tallest on average?
-which light caused the spinach plant to grow the least on average?
-which light/lights are used most during photosynthesis based on the results?
It is evident from the information gathered from George's experiment that the colour of light significantly affects the growth of spinach plants.
What impact do the various lighting colours have on plant growth?Various coloured lights aid plants in achieving various objectives. Plants can blossom when red and blue light are present together. In a society where plants are the primary source of food, understanding how different light hues can influence a plant's behaviour is crucial.
What colour of light would be most helpful for viewing spinach and what colour would be least helpful?As most plants are green, chlorophyll reflects green light. Green light is therefore ineffective at driving photosynthesis and cannot be utilised in the process.
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