Plz help me I am timed

I'm not sure but but i think the answer will be:

A. additive genetic variance times the selection differential.

Answer:

A. additive genetic variance times the selection differential

Explanation:

The response to selection can be calculated as additive genetic variance times the selection differential

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The statement that would correctly explains the weight you would experience on each planet is You would weigh less on planet A because it has less mass than planet B. Option D

Weight is the force experienced by an object or person due to gravity. Since it is as a result of gravitational force, it depnds on both the mass of the objct or person and the level of gravity of the planet.

Gravity is dependent on th mass of the planet, and if planet A has lesser the mass of planet B, its gravitational force will be most likly be weaker.

This therefore means a person is going to weigh less on planet A than on planet B, even though both planets have the same size.

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Answer: 5.0 kb

Explanation:

A restriction enzyme creates a double stranded cut on a DNA molecule. It recognizes and cuts at a specific sequence of DNA depending on the type of restriction enzyme used. If the DNA sequence is long enough it is likely that the enzyme will cut at multiple places causing multiple DNA fragments.

Most of the time to answer this question you would add up the kb at which there are bands. Lane 1 is simply used as a measuring tool to give you a reference to the size of the DNA. The smallest size of uncut DNA in this case would be 5.0 kb. It is not a very good question considering the DNA sample would typically be homogeneous and there would be enough restriction enzymes to cut all the DNA at the sites but based off of the answer choices 5 kb is the minimum size that the DNA could possibly be if it had not been cut.

Answer:

4) They can live in extreme conditions

Explanation:

Bacteria can live in extreme conditions. It is the characteristic of bacteria. Hence, the option (4) is the correct answer.

Answer: The answer is A

Explanation:

Answer:

A is your answer.

Explanation:

I just took the test and got it right

Hopefully this helps you :)

pls mark brainlest ;)

A tiny electric message moves through a long part of a brain cell called the axon. When a message goes to the end of a nerve, it sends chemicals called neurotransmitters. These substances move through a tiny gap and attach to special parts of another nerve cell's outer covering.

Messages called impulses are sent from one nerve cell to another through a connection called a synapse. This process is called synaptic transmission. Synapses are connections between nerve cells or between nerve cells and other cells, like muscles or glands.

The neuron sending the signal is called the presynaptic neuron. When a signal travels down a nerve cell, it causes little sacs called vesicles to release chemicals called neurotransmitters.

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Answer:

B. Natural gas

Explanation:

Answer:

The answer is option C

Explanation:

A protein deficiency causes diverse symptoms because immune, nervous, and muscle system cells require proteins for structure and regulation.

Proteins are the building blocks of bones, muscles, cartilage, skin, and blood. They also help in transporting oxygen, helps in blood clotting during injuries, etc.

The cosmos is expanding at the quickest rate that astronomers have discovered. In actuality, nothing is known to move faster than the speed of light, which acts as a cosmic speed limit.

Regardless of the mobility of the source or the viewer, the  in a vacuum remains constant for all observers.

What does the idea of light speed mean?

speed of light, the rate at which light waves move through various substances. Specifically, the speed of light in a vacuum is presently calculated to be 299,792,458 meters per second. One of nature's basic constants is the speed of light.

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Transcription is the process of creating mRNA by copying a DNA template strand. It involves the separation of DNA strands, mRNA synthesis, and mRNA exiting the nucleus for further transcription in the cytoplasm.

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The organisms that feed on dead and decaying matter are called Saprotrophs.

An organism that feeds on dead and decaying organic matter is called a saprotroph. These organisms are heterotrophic, which means that they obtain their food from other sources. They are important in the ecosystem because they break down dead organic matter and recycle it back into the soil, making nutrients available to other living organisms

Answer:

A. Saprotrophs

Explanation:

Saprotrophs are organisms that obtain their nutrients by feeding on dead and decaying matter. They play a crucial role in the ecosystem by decomposing organic material and recycling nutrients back into the environment.

These organisms secrete enzymes that break down complex organic compounds into simpler substances, such as sugars and amino acids, which they can absorb and utilize for their own growth and energy needs. Examples of saprotrophs include fungi (such as mushrooms and molds) and certain bacteria.

Unlike autotrophs, which can produce their own food through photosynthesis or chemosynthesis, saprotrophs rely on external sources of organic matter for their nutrition. They actively decompose dead plants, animals, and other organic materials, aiding in the process of nutrient recycling and decomposition.

Heterotrophs, on the other hand, are a broader category of organisms that obtain their nutrients by consuming other living or dead organisms. This includes saprotrophs, as well as other types of organisms such as herbivores, carnivores, and omnivores.

Parasites, meanwhile, are organisms that live in or on other organisms, known as hosts, and obtain their nutrients from the host while causing harm or damage to it. Unlike saprotrophs, parasites typically rely on a living host for their sustenance rather than feeding on dead and decaying matter.

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(Work together to make you who you are)

DNA, genes and chromosomes work together to make you who you are. Chromosomes carry DNA in cells. DNA is responsible for building and maintaining your human structure. Genes are segments of your DNA, which give you physical characteristics that make you unique.

Answer:

The answer is The substrate will not be able to attach to the enzyme's active site.

Because the function of inhibitors is to block the enzyme's activity

Explanation:

PLEASE MARK ME BRAINLIEST IF MY ANSWER IS CORRECT

The substrate will not be able to attach to the enzyme's active site. So the correct option is A.

The inhibition is carried out by inhibitors that do not advance the product's development. The inhibitors may affect the enzyme as well as the substrate. Enzyme inhibition is the term used to describe the cessation of enzyme activity.

These enzyme inhibitors can bind to active regions and prevent further action by stopping it. Both reversible and irreversible forms of binding are possible. The ability of an inhibitor to block an enzyme may be irreversible or reversible depending on its unique function. Enzyme inhibitors can block the binding site, which reduces the enzyme's catalytic activity by preventing the substrate from binding to the active site.

Reversible inhibitors bind to enzymes by non-covalent interactions such as ionic bonds, hydrogen bonds, and hydrophobic contacts. Reversible inhibitors do not conduct chemical reactions when they are linked to an enzyme and are quickly removed by dilution or dialysis.

However, irreversible inhibitors usually covalently change an enzyme, making it impossible to reverse inhibition.

Therefore, the correct option is A.

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The three biomolecules that are used for making ATP are Lipids (fats) , Carbohydrates and Proteins

The biomolecules also known as biological molecules serve a wide range of activities and they vary in shape and their size . It is also considered  essential to life because they help organisms develop, survive, and propagate. The biomolecules interact with one another  which play a role in the development of organisms .

There are four types of biological molecules which are carbohydrates which is used as an energy source , lipids which is used for storage and support , proteins is used for supporting essential vital functions and amino acids are the developing elements that make up proteins and nucleic acids for storing genetic information .

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Answer: systems biology

Explanation:

A two-hybrid technique is a technique that can be used to know the protein-protein interactions or the protein-DNA interactions. This is done through the test for physical interactions that exist between the two proteins or the proteins and their DNA molecules.

It should be noted that large scale adaptations of the two-hybrid technique have allowed for determining many protein interactions at once using systems biology. It should be noted that systems biology focuses on the complex interactions that are within the biological systems.

Answer:The answer is "gene flow at work."

Explanation:

Answer:

B. Visualize the poem

Explanation:

Figurative language such as Onomatopoeia gives help by visualizing the poem, because you can imagine the sounds and use it as an example to picture what would be going on in the story.

Answer:

b

Explanation:

Answer:

False

Explanation:

The world changes at different times, much like how people mature at different times. If the world was changing all the same speed, we would've had a mass continent again.

The native bird population will probably serve as the study's control group.

What does the term "native birds" mean?

Native bird refers to any individual of a species of the Aves class that is native to Antarctica or visits periodically as a result of natural migrations, as defined in this part's subpart D.

What does a bird represent spiritually?

In countless cultures around the world, birds have represented luck, health, wealth, fertility, love, truthfulness, and a variety of other things.

Are birds significant to native cultures?

Indigenous cultures value their connections to familiar birds. It demonstrates our ties to the earth. The "inheritance" is this extensive cultural knowledge.

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Answer:

As one of our most vital senses, the capacity to hear allows us to connect to the world for numerous very critical reasons. Most notably, hearing joins us to people enabling us to communicate in a manner that none of our different senses can accomplish.

Explanation:

Hearing allows us to connect with the world around us, it's beneficial to communicate with others, be able to listen for dangers, etc. Our ears can detect all sorts of noises, and all of these sounds have some sort of importance to us. Some noises can indicate danger, which is vital for survival. Hearing is also crucial for socialization; on average, a person will hear up to 70,000 words a day!

I hope this helped!! :)

Answer:

Hearing is essential for maintaining relationships and connections with friends and family, fully participating in team and community activities, and experiencing life events. Hearing makes it possible to engage, listen, laugh, and enjoy many of the things that help shape your quality of life

An irregularly shaped region within the prokaryotic cell that contains all or most of the genetic material.

my question keeps getting deleted but they basically eat things that are no longer living like no longer living plants and , animals no longer living

Answer:

u got it ;)

Explanation:

Hope it helps!

Answer: cells use carbon dioxide and energy from the Sun to make sugar molecules and oxygen

Explanation:

i hope this help

Atomic fission is the process through which energy is produced. The right answer is C.

Atomic splitting produces a particular form of energy known as fission. It is a nuclear process in which a huge quantity of energy is released along with the splitting of an atom's nucleus into two or more smaller nuclei.

In fission, neutrons are used to hit heavy atomic nuclei, such as uranium-235 or plutonium-239, creating an unstable nucleus.

Then, this nucleus splits into two or more smaller nuclei, releasing more neutrons and a substantial amount of energy in the process.

Thus, the correct option is C.

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The model depicts a mutation to a gene's partial base sequence. The model demonstrates mutations of the insertion kind.

There are many different kinds of mutations, including translocation, insertion, deletion, and replacement. The entire gene sequence after the mutation will be misread if a mutation alters this regular reading frame.

This may lead to incorrect amino acids being added to the protein or the development of a codon that prevents the protein from getting longer. any alteration to a cell's DNA sequence. Mistakes in cell division can result in mutations, as can exposure to environmental DNA-damaging substances. Mutations can be advantageous or detrimental.

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Correct Question:

The model shows a mutation to a partial sequence of bases in a gene. Which type of mutation does the model demonstrate?

Science teachers consider practical sciences to be a valuable component of science education for several reasons:

Hands-on Learning: Practical sciences provide students with the opportunity to engage in hands-on learning experiences. This approach allows students to actively explore and manipulate materials, conduct experiments, and make observations.

Example: In a biology class, students may conduct a dissection of a preserved specimen to study the anatomy and structure of organisms. By physically dissecting and examining the different organs and systems, students gain a tangible understanding of the subject matter.

Application of Theory: Practical sciences enable students to apply theoretical knowledge acquired in the classroom to real-world situations. By engaging in practical activities, students can bridge the gap between abstract concepts and their practical applications, fostering a more comprehensive understanding of scientific principles.

Example: In a chemistry class, students might perform experiments to understand chemical reactions and concepts like stoichiometry. By actually mixing and observing different substances, measuring quantities, and analyzing the results, students can see how theoretical concepts translate into practical applications.

Development of Scientific Skills: Practical sciences help students develop essential scientific skills, such as critical thinking, problem-solving, observation, data analysis, and communication. Through practical activities, students learn to formulate hypotheses, design experiments, collect and analyze data, draw conclusions, and communicate their findings effectively.

Example: In a physics class, students could design and conduct an experiment to investigate the relationship between force and motion. By planning the experiment, taking measurements, analyzing the data, and presenting their findings, students enhance their scientific skills and develop a deeper understanding of physics concepts.

Engagement and Motivation: Practical sciences often increase student engagement and motivation in science education. Hands-on activities provide a more interactive and dynamic learning environment, making science more interesting and accessible to students. It can spark curiosity, promote active participation, and cultivate a sense of wonder and excitement about the natural world.

Example: In an environmental science class, students may visit a local ecosystem to conduct field observations, collect samples, and analyze the data they gather. By immersing themselves in the real environment and actively participating in the scientific process, students are more likely to be motivated and engaged in their learning.

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Socioemotional development refers to what is taking place when all the cognitive and emotional functions come together to help the child think and behave in organized manner.

This is referred to as a domain of child development which involves the process in which they are able to understand and manage emotions. This also ensures that they are able to develop meaningful relationship with other people.

This type of development involves two main factors such as cognitive and emotional functions being knit together in an organized way to ensure proper functioning.

This is therefore the reason why Socioemotional development was chosen as the most appropriate choice.

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