What is a model?.....A visual representation of

Answer:

A gene is an order of nucleotides in DNA or RNA that encodes the structure of a gene product, either RNA or protein. During gene expression, the DNA is copied into RNA. The RNA can be directly functional or be the standard template for a protein that performs a function.

Explanation:

Shout out to Wikipedia.

Answer:

D)

Explanation:

Answer:

plase bear with me i know this is a long answer

Explanation:

The purpose of DNA extraction liquid is to break open cells and dissolve cellular membranes, proteins, and other cellular components in order to release DNA from the cell. This is an essential step in DNA extraction procedures, as DNA is tightly packed within the cell and needs to be isolated and purified for further analysis.

There are many different types of DNA extraction liquids that can be used depending on the type of sample and the downstream application. Commonly used extraction liquids include phenol-chloroform, ethanol, and various commercial kits that utilize a variety of chemical agents and protocols.

The DNA extraction liquid typically contains a combination of reagents that help to disrupt the cell membrane and denature cellular proteins, allowing the DNA to be released and separated from other cellular components. These reagents can include detergents, salts, enzymes, and organic solvents. After the DNA has been released from the cell, it can be further purified using various methods, such as precipitation or column-based purification, depending on the specific application.

In summary, the purpose of DNA extraction liquid is to break open cells and release the DNA for further analysis. It is a critical step in many molecular biology and biotechnology applications, including genetic research, diagnosis of genetic diseases, and forensic analysis.

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Answer:

In the process of cellular respiration, it occurs in both animals and plants. Cellular respiration has the main job of making energy for the organism. The organelle involved in cellular respiration is the mitochondria. The 2 inputs needed for cellular respiration are oxygen and food. The 3 outputs from cellular respiration are water, carbon dioxide, & ATP).

A beneficial mutation is one that has a good effect on an organism. These mutations are uncommon yet important. The benefit that a beneficial mutation provides the organism is passed down from generation to generation, increasing the chances of survival for the offspring.

Neutral mutations:

Neutral mutations are changes in DNA sequence that are neither beneficial nor harmful to an organism's ability to survive and reproduce. In population genetics, neutral mutations are mutations in which natural selection has no effect on the spread of the mutation in a species.

Harmful mutations: Mutations that are harmful can result in genetic diseases or cancer. A genetic condition is an illness that results from a mutation in one or more genes. Cystic fibrosis is a human example. A single gene mutation causes the body to produce thick, sticky mucus, which clogs the lungs and blocks ducts in digestive organs.

What is mutation?

A mutation is a change in an organism's DNA sequence. Mutations can occur as a result of errors in DNA replication during cell division, mutagen exposure, or viral infection.

What causes mutation?

Mutations can occur as a result of mistakes in DNA replication during cell division, mutagen exposure, or viral infection. Germline mutations (those that occur in eggs and sperm) can be handed on to offspring, but somatic mutations (those that originate in body cells) cannot.

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Full Question: Classify each mutation example as definitely positive, definitely negative, or most likely neutral. Each category has two examples.

The highest resolution imaging of all light microscopes is achieved by the super-resolution microscope.

This type of microscope utilizes techniques such as fluorescence-based microscopy and photo-activated localization microscopy to achieve the highest resolution imaging capability of any light microscope. However, the resolution power of a super-resolution microscope is still much less than the resolution power of an electron microscope; the super-resolution microscope can still only resolve images at a maximum resolution of around 200-300 nanometers, while electron microscopes can exceed resolutions of up to 1 nanometer.

Despite its limited resolution power, the super-resolution microscope still offers the best possible light microscope imaging capabilities and is thus a valuable tool in research and clinical settings. By utilizing its impressive resolution power, researchers and clinicians are able to gain greater insight into the microscopic world around them and better understand the properties of the samples they are observing.

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Answer:

hypercoagulable state

Explanation:

Elevated fibrinogen levels result in hypercoagulable state , which increases the risk of a coronary or cerbrovascular incident.

A hypercoagulable state in medicine refers to a condition in which there is an abnormal increase in the tendency toward the clotting of blood also known as blood coagulation.

When fibrinogen levels are high, there is an increase in clot stiffness, increase in resistance of the clot to fibrinolysis as well as an increased blood viscosity.

Answer:

C : 1953

Explanation:

The discovery in 1953 of the double helix, the twisted-ladder structure of deoxyribonucleic acid (DNA), by James Watson and Francis Crick marked a milestone in the history of science.

Answer:

c. 1953

On February 28, 1953, Cambridge University scientists James D. Watson and Francis H.C. Crick announce that they have determined the double-helix structure of DNA, the molecule containing human genes.

Answer:

The material that is moved through the body in the lymphatic system is lymph.

Answer:

1. Curious

2.Hunt

3.Created

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Answer:

the first answer is curious , the second answer is hunt, the third one is created

Explanation:

because i said so

Answer:

The molecules start to energize.

Explanation:

When you heat up any molecule, the atoms and molecules start to vibrate more energetically. When this happens, it increases the space in-between the atoms. The substance expands and takes up more space as atoms move faster and farther away.

Answer:

According to my search:

Explanation:

The cell wall surrounds the plasma membrane of plant cells and provides tensile strength and protection against mechanical and osmotic stress. It also allows cells to develop turgor pressure, which is the pressure of the cell contents against the cell wall.

Generally:

The cell wall is a structure only found in plants. It surrounds the cell and it provides protection, as well as gives it its structure and helps with filtering what goes in and out.

The average number of female offspring for this cohort in a year is given by 2.23.

The average number of female offspring is 0.74 x 3.01=2.23

The youthful creation of living creatures, known in biology as progeny, can be created by a single organism or, in the event of sexual reproduction, by two organisms. A group of offspring is sometimes referred to as a brood or progeny in a more generic sense. This can apply to all of the offspring, as in the case of the honeybee, or to a group of offspring that hatched at the same time, as the chicks that emerged from one clutch of eggs.

Human descendants are known as children (without regard to age, thus one might speak to a parent's "minor children" or "adult children" or "infant children" or "teenage children" depending on their age); male descendants are known as sons and female descendants are known as daughters (see kinship). After mating or artificial insemination, offspring may develop.

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Answer:True

Explanation: The process of breaking the hydrogen bonds between the nucleotides of the double helix strand of the DNA requires energy.

Answer:

It would eventually burst.

Explanation:

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If not, I am sorry.

Answer:

here u go

Explanation:

Of Mice and Men is a novel which was written by John Steinbeck in 1937. The conflicts in the story are:

1. Man vs. Nature: The main conflict here is the harshness of nature and the difficulty of finding work in the Great Depression. This conflict is never fully resolved, as it is a constant struggle for the characters throughout the novel.

2. Man vs. Himself: This is seen in George's internal struggle over his decision to kill Lennie to spare him from a worse fate. George ultimately decides to shoot Lennie himself, and though it is a difficult decision, he makes it to protect his friend.

3. Man vs. Society: This is seen in the discrimination and prejudice faced by Crooks and the other characters because of their race. This conflict is also never fully resolved, but the characters are able to find some solace in the understanding and friendship they have for one another.

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Answer:

Explanation:

Phenotypes that Mendel studied was controlled by one gene that had two possible alleles, dominant and recessive allele. This made it possible to see just one or the other phenotype (total of 2 phenotypes).

Well now we know that a characteristic may be controlled by one gene with two alleles, but the two alleles may not have a traditional relationship of dominant and recessive. Which is why we see the patterns like codominance and incomplete dominance.

Codominance is when both alleles are expressed equally in the phenotype of the heterozygote. For example, you have a black flower and red flower, a codominant flower would have both black petals and red petals. Do you see how the traditional relationship of one being dominant and other being recessive no longer holds because you express both alleles.

Incomplete dominance occurs when the phenotype of the offspring is somewhere in between the phenotype of both parents. SO a black and red flower would make an offspring with purple petals where neither of the alleles reigns supreme over other rather we get a mixture of both alleles.

The passing of the alleles from the parent to the offspring in a particular manner was given by Mendel, he defined the passing of the recessive and the dominant allele in a specific way from generations.

Mendelian inheritance does not apply to incomplete and co-dominance.

Therefore, the Mendelian inheritance law does not apply to incomplete dominance and co-dominance.

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The theory of plate tectonics states that the Earth's surface is made up of several large, moving plates. These plates are constantly moving, colliding, and pulling apart due to forces generated by the movement of material in the Earth's mantle. The movement of these plates causes the creation of earthquakes, volcanoes, and mountain ranges as well as the formation of oceanic crust and the reshaping of continents over time. The movement of the plate is caused by the convection currents in the Earth's mantle, which causes the plate to move in a slow and steady way.

Answer:

Explanation:

Peripheral membrane proteins are found on the outside and inside surfaces of membranes, attached either to integral proteins or to phospholipids. Unlike integral membrane proteins, peripheral membrane proteins do not stick into the hydrophobic core of the membrane, and they tend to be more loosely attached.

Answer:

BIG oof srry.......

Explanation:

Answer:

you should really tell an adult if its safe and you should try to contact the school or if its really bad then emergency services

Answer:

Archaea is a single-celled bacterium that thrives in severe circumstances, whereas Eubacteria lives and flourishes in normal settings. Archaea is the earliest bacterial species yet discovered, dating back to the formation of the world.

The healing process following a bone fracture generally follows the order of hematoma formation, fibrocartilaginous callus formation, bony callus formation, and remodeling.

The healing process of a bone fracture typically occurs in a sequential order. First, hematoma formation takes place immediately after the fracture, where blood vessels in the area rupture, leading to the accumulation of blood in the surrounding tissues.

This hematoma serves as a framework for subsequent healing processes.

Next, fibrocartilaginous callus formation begins, involving the migration of fibroblasts and chondroblasts to the fracture site. They produce collagen fibers and cartilage, creating a soft callus that stabilizes the fracture.

Following that, bony callus formation occurs, where osteoblasts start to replace the soft callus with spongy bone. This process involves the mineralization and hardening of the callus, leading to the formation of a bony callus.

Lastly, remodeling takes place, which involves the reorganization and reshaping of the newly formed bone.

This process can take months or even years and is influenced by mechanical stress on the bone. The bone gradually adapts to restore its original strength and shape.

It is important to note that individual healing processes may vary depending on the extent and location of the fracture, as well as other factors such as the person's age and overall health.

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Answer:

Claim 2: Molecules in a substance move differently when a substance changes phase.

Explanation:

Molecules in a liquid phase move freely and bump into each other. In a gas phase, the molecules move with a lot more energy and bump more times against each other; there is a lot of space for the molecules to move. In a solid phase, the molecules hardly move, there is not much space between them, and they are together, often in a regular pattern.

In conclusion, when matter changes from one phase to another, the molecules move differently.

Answer:

you will need to either add or take away energy and pay attention to how the molecules move. Molecules of a solid move in place, molecules of a liquid move around each other, and molecules of a gas move away from each other.

Explanation:

Answer:

True

Explanation:

The variety of species living on a coral reef is greater than in any other shallow-water marine ecosystem, making reefs one of the most diverse ecosystems on the planet. Covering less than one percent of the ocean floor, coral reefs support an estimated 25 percent of all known marine species

Answer:

false

Explanation:

Coral reefs support an estimate 25 percent of all marine life.

A. The active site of an allosteric enzyme in the cytoplasm that binds to a specific substrate. One distinct class of proteins called receptors binds a certain ligand molecule to carry out its job.

A signal can be transmitted into the cell when a ligand attaches to its receptor and causes the receptor to change conformation. Sometimes, the ligand will diffuse away over time while the receptors stay on the cell's surface.

G-protein-linked receptors come in a huge variety—hundreds of them. Examples of well-known receptors are the -adrenergic receptor, the muscarinic type of acetylcholine receptor, metabotropic glutamate receptors, receptors for odorants in the olfactory system, and several ligand types of receptors for peptide hormones.

The complete question is:

Of the following, a receptor protein in a membrane that recognizes a chemical signal is most similar to

A) the active site of an allosteric enzyme in the cytoplasm that binds to a specific substrate.

B) RNA specifying the amino acids in a polypeptide.

C) a particular metabolic pathway operating within a specific organelle.

D) an enzyme with an optimum pH and temperature for activity.

E) genes making up a chromosome.

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Glucose is a fuel your body uses for energy.

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In the Virtual Cell Division Lab, the objective is to observe cell division in onion cells. This answer provides instructions, data recording, analysis, conclusion, and answers to reflection questions.

The Virtual Cell Division Lab aims to study cell division in onion cells. The lab activity begins by clicking anywhere on the image and following the provided instructions. During the activity, the number of cells observed in each stage of the cell cycle is recorded, including Interphase, Prophase, Metaphase, Anaphase, Telophase, and Cytokinesis. Observations are made regarding the appearance and distinguishing visible features of cells at each stage of the cell cycle. The data collected is then analyzed by calculating the percentage of time spent in each stage and creating a graph to represent the time spent in each stage. The conclusion of the lab report includes reflection questions.

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