once a small number of kidney cells are formed, what cellular process still needs to occur to form an entire kidney? what's cell cycle and what role does it play in this process?

Because only the 3' end of the template strand receives additional nucleotides from DNA polymerase.

The DNA molecule has two strands. Leading is the name given to one of the strands, which is continually reproduced in the direction of the fork (3'–5'). The other strand is known as the lagging strand and it replicates in a discontinuous manner (5'-3' direction toward the fork). These two strands are free when DNA helicase opens the replication fork, waiting for complementary nucleotides. However, only the 3' end of the template strand receives additional nucleotides from DNA polymerase. DNA polymerase may easily add nucleotides at the 3' end toward the 5' end (direction 3' to 5') because the leading strand's free end is at the 3' end.

DNA polymerase cannot begin from the lagging strand's 5' free end because it is not free. As a result, replication begins in various locations along the lagging strand so that DNA polymerase can add nucleotides from the 3' end to the 5' end.

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Answer:

most probably the answer is likely to be an animal cell

Answer:

Explanation:

The correct statement regarding phagocyte recognition of pathogens is:

A) TLRs (Toll-like receptors) in the phagocyte cytoplasmic membrane bind surface structures of microbes.

TLRs are a class of pattern recognition receptors (PRRs) present on the surface or within cells of the immune system, including phagocytes. These receptors recognize specific molecular patterns associated with pathogens, known as pathogen-associated molecular patterns (PAMPs). PAMPs are typically conserved components of microbes, such as bacterial cell wall components or viral nucleic acids.

When a phagocyte encounters a pathogen, TLRs on its cytoplasmic membrane can recognize and bind to the surface structures of the microbes, triggering intracellular signaling pathways. This recognition leads to the activation of the phagocyte and the initiation of the phagocytosis process to engulf and eliminate the pathogen.

Therefore, option A is the correct statement: TLRs in the phagocyte cytoplasmic membrane bind surface structures of microbes.

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Answer:

the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.

Explanation:

The correct answers are: Ferns, Hornworts, Mosses, and Liverworts.

The plants that fit the given description are:

Therefore, the correct answers are: Ferns, Hornworts, Mosses, and Liverworts.

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In the bone marrow, formation of blood cells takes place.

Among the most prevalent blood illnesses are anemias, which occur when there are not enough red blood cells or when the cells do not function properly. More than 3 million Americans suffer with anemia, according to the American Society of Hematology.

Genes are the root cause of many blood problems and diseases. Various factors include other illnesses, medication adverse effects, and a deficiency in specific nutrients in your diet. Anemia and bleeding disorders like hemophilia are common blood illnesses.

Waldenstrom macroglobulinemia is an incredibly rare disease that affects about 3 individuals in a million annually.

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the question you are looking for is

A patient with a hematologic disorder asks the nurse how the body forms blood cells.

The nurse should describe a process that takes place where?

A) In the spleen

B) In the kidneys

C) In the bone marrow

D) In the liver

Answer:

Explanation:

In a cross between a female fruit fly that is homozygous dominant for red eyes (XX) and a male fruit fly with white eyes (XwY), where eye color is a sex-linked trait in fruit flies, the resulting offspring can be determined using a Punnett Square.

The Punnett Square for this cross would look as follows:

        | X    w

-----------------

  X     | XX   Xw

  X     | XX   Xw

  Y     | XY   Yw

In this case, all of the female offspring (XX) will have red eyes because they inherit a dominant red eye allele from the homozygous dominant female parent. On the other hand, the male offspring will inherit their eye color from their mother and will have a 50% chance of having red eyes (XY) and a 50% chance of having white eyes (XwY).

Therefore, the phenotypic percentages of the offspring would be:

50% of the offspring will have red eyes (females: XX, males: XY)

50% of the offspring will have white eyes (males: XwY)

It's important to note that in this case, since eye color is a sex-linked trait and the male parent has white eyes, all the male offspring will have white eyes. The red eye color allele is located on the X chromosome, and since the male offspring receive their X chromosome from their mother, they will inherit the white eye allele from their father.

When citing sources in a research project, it is important to follow the guidelines of MLA format. The following is an example of how to cite different types of sources in MLA format:

1. Books:
Author Last Name, First Name. Book Title. Publisher, Publication Date.

Example: Smith, John. The History of America. Random House, 2015.

2. Articles:
Author Last Name, First Name. "Article Title." Journal Title, Volume number, Issue number, Publication Date, page numbers.

Example: Brown, Sarah. "The Effects of Climate Change on Wildlife." Scientific American, vol. 312, no. 3, 2015, pp. 58-63.

3. Websites:
Author Last Name, First Name. "Page Title." Website Title, Publisher, Publication Date, URL.

Example: Johnson, Lisa. "Top 10 Tips for Writing a Research Paper." The Writing Center, University of North Carolina at Chapel Hill, 2019, https://writingcenter.unc.edu/tips-and-tools/.

4. Online Articles:
Author Last Name, First Name. "Article Title." Website Title, Publisher, Publication Date, URL.

Example: Green, James. "The Benefits of Exercise for Mental Health." Healthline, Healthline Media, 2018, https://www.healthline.com/health/exercise-mental-health.

When listing your sources in MLA format, be sure to organize them alphabetically by the author's last name. Use hanging indents (first line flush left, subsequent lines indented) for each citation.

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Answer:

cooling and solidification I think

Answer:

When magma cools beneath the Earth's surface, it forms granite.

Explanation:

Basalt is formed at the surface where magma comes in contact with cool air above the Earth's surface, while shale is formed when mud is compressed.  

In a reaction, the order of reaction with respect to a reactant is the exponent to which its concentration term is raised in the rate equation. The triiodide ion (I3-) has a negative exponent (second order) with respect to its concentration in the rate equation for the reaction between hydrogen peroxide (H2O2) and potassium iodide (KI).

Hence, the rate of reaction is proportional to the square of the triiodide ion concentration. The reaction is given below:2H2O2 + 3I- + 2H+ → I3- + 2H2OThe negative exponent with respect to the triiodide ion concentration in the rate equation implies that the triiodide ion has an important role in the reaction mechanism. It is involved in the slowest step of the reaction, i.e., the rate-determining step. The slowest step in a reaction mechanism determines the overall rate of the reaction, which is the rate of the rate-determining step. Thus, the triiodide ion plays a significant role in the reaction and its concentration affects the rate of the reaction.

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Answer:

out of all onisty i think it is c?

Explanation:

Answer:

Cross Section of the ear of corn- Unity, Rising Sun- Progress, Eagle- Freedom, Plow- Labor and Tillage of the Soil, Owl- Knowledge & Wisdom, Words Agriculture Education and FFA

Explanation:

The migration of Mormons to Utah would be an example of what type of founder effect genetic drift

Founder Effect refers to a process that occurs when a small subset of the original population becomes geographically isolated from the majority of the population.

Due to their geographic distance from the rest of the population, this subset of people breeds only among themselves, causing the frequency of certain genetic traits to be more common in this isolated population than in the larger population as a whole.In the case of the Mormon migration to Utah, the founder effect is observed.

When the Mormons first migrated to Utah, they were a small group that settled in a new area. They had limited interaction with the rest of the population, which means that genetic traits that were more common among Mormons were more common in Utah's population over time.

This is known as the founder effect.The bottleneck effect is a situation in which a significant portion of a population is destroyed, resulting in a decrease in the genetic variability of the population. In contrast, founder effect is caused by the isolation of a small group of people from the larger population.

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Serious candidates for biological warfare include. a) Anthrax is the correct option.

Candidates for biological warfare should be taken seriously. Biological agents are microorganisms that can infect or kill humans, animals, or crops. One of the most likely agents to be utilized is anthrax because the spores can be generated in a lab, are easily found in nature, and can survive for a very long time in the environment.

Biological agents are microorganisms that can infect or kill humans, animals, or crops. One of the most likely agents to be utilized is anthrax because the spores can be generated in a lab, are easily found in nature, and can survive for a very long time in the environment.

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Each cylinder mass has gravitational potential energy of 14.7kJ, 29.4kJ, and 44.1kJ.

The energy that a body or object has as a result of being in a gravitational field is known as gravitational potential energy.

The gravitational potential energy \(U_p\) will have the following value for the Earth, where the gravitational field is assumed to be constant:

\(U_p= mgh\)

Where

m is the object's mass,

g is its gravitational acceleration (9.8 m/s2 on Earth), and

h (500m) is its height above a reference point.

With this knowledge, let's start the calculations:

Given that the cylinder weighs 3 kg,

\(U_p=(3kg)(9.8m/s^2)(500m)\\U_p= 14700J\\U_p= 14.7kJ\)

Given that the mass of the cylinder is 6 kg,

\(U_p=(6kg)(9.8m/s^2)(500m)\\U_p= 29400J\\U_p= 29.4kJ\)

Given that the mass of the cylinder is 9 kg,

\(U_p=(9kg)(9.8m/s^2)(500m)\\U_p= 44100J\\U_p= 44.1kJ\)

The complete question is:-

Use the data provided to calculate the gravitational potential energy of each cylinder mass. Round your answers to the nearest tenth.

3 kg: ____kJ

6 kg: ____kJ

9 kg: ____kJ

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The false statement concerning infection with Chlamydia trachomatis is that certain serovars cause lymphogranuloma venereum, a rare but serious STD. This statement is partially true, as certain serovars of Chlamydia trachomatis can indeed cause lymphogranuloma venereum, which is a rare but serious STD.

However, it is not false to say that Chlamydia trachomatis is the most common cause of bacterial STDs, as it is indeed the most common bacterial STD in the world. Additionally, it is true that Chlamydia trachomatis is an obligate intracellular pathogen, meaning that it can only survive and reproduce within the cells of its host.

Finally, it is also true that Chlamydia trachomatis is transmitted by contact, most commonly through sexual contact.

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c. es la repuesta amniota

Answer: They are geographically widespread

Explanation: Markers of geological time refers to indicators or guide employed in the estimation and depiction of the geological time a particular rock deposit or event occurred. The markers above, the volcanic ash are particles ejected during volcanic eruption which involves the flow of very hot lava to the earth surface which cools and solidifies very rapidly. and index fossils are usually good markers of geological time because the are geographically widespread. This characteristic ensures that mapping deposits over a large geographic regions is possible due to the occurrence of these markers over a broad geographic region. Where markers do not posses wide geographic spread, it becomes very difficult to map. In addition to the above characteristics, both markers are also formed over a short period of time.

Answer:

c

Explanation:

your welcome luv <3

The correct three water sources of a river system are rivers, streams,  and watersheds.

A river system is  the pattern formed by the streams, rivers, and lakes in a particular drainage basin

The water sources of a river system include the followings;

Thus, the correct three sources of a river system are rivers, streams,  and watersheds.

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The name of the process where adaptations that are beneficial for survival in a particular environment get passed on to offspring is called Natural selection.

Natural selection is the mechanism through which living creature populations adapt and change People in a population are naturally diverse, which means they vary in certain ways.

This variation shows that some persons are more environment-adapted than others in terms of their personal traits. Individuals that possess adaptive features (traits that provide them an advantage) are more likely to live and reproduce.

Individuals then pass on their adaptive characteristics to their children. These beneficial features grow increasingly widespread in the population over time. Natural selection ensures that beneficial traits are handed down across generations.

Natural selection can result in speciation, which occurs when one species gives rise to a new and separate species. It is one of the mechanisms that drives evolution and contributes to our understanding of the variety of life on Earth.

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Explanation:

1) Deoxygenated blood flows from the body into the right atrium of the heart through the superior and inferior vena cava.

2) The right atrium contracts, forcing the blood through the tricuspid valve into the right ventricle.

3) The right ventricle contracts, pumping the blood through the pulmonary valve and into the pulmonary artery.

4) The pulmonary artery carries the deoxygenated blood to the lungs, where it receives oxygen and releases carbon dioxide.

5) Oxygenated blood flows from the lungs into the pulmonary veins.

6) The pulmonary veins carry the oxygenated blood to the left atrium of the heart.

7) The left atrium contracts, forcing the blood through the mitral valve into the left ventricle.

8) The left ventricle contracts, pumping the oxygenated blood through the aortic valve and into the aorta.

9) The aorta distributes the oxygenated blood to the rest of the body.

In muscle cells, actin filaments are arranged in regular arrays and are supplemented by a collection of thicker filaments formed of a different protein called myosin. These two proteins produce the force required for muscular contraction.

Two main protein filaments make up muscles: a thick filament made of the protein myosin and a thin filament made of the protein actin. These filaments move over one another in a series of repeated actions to cause muscle contraction.

A motor protein called myosin produces the force needed to contract a muscle, much like an oar stroke does. There are two parts to it: the head and the tail. The thick filament's shaft is formed by the collective tails of about 300 myosin molecules. These molecules' myosin heads extend toward the fine filaments like the oars of a rowboat.

The thin filament in muscle cells is made up, among other things, of the spherical protein called actin. These actin molecules are wrapped around one another to form two long chains that make up thin filaments. A myosin head can attach to an actin molecule at its myosin-binding site.

The myosin moves its head groups toward the centre of the sarcomere using mechanical energy. This motion shortens and contracts the sarcomere by pulling the Actin filaments toward the center.  Muscle movement is produced by the sarcomere's contraction, which also causes the muscle fiber to contract. The 1954 Sliding Filament Model, which explains the mechanics of muscular contraction, was initially put forth.

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Answer:

5. C. C6H12O6 + O2 ➡️CO2 + 02 + ATP

6. D. It breaks down glucose to form ATP.

7. D. All autotrophs are producers

8. D. All 4 statements are correct.

9. False

10. False

Explanation:

The process of photosynthesis converts carbon dioxide and water into glucose and oxygen while the in the process of cellular respiration, glucose and oxygen are converted to water and carbon dioxide and ATP is formed.

In photosynthesis, glucose is formed while in cellular respiration ATP is formed. The process of forming ATP and glucose are ways in which energy is cycled and oxygen cycle occur in the atmosphere. Energy can not be recycled but it is rather used. Only green plants carry out photosynthesis. Autotrophs are known to be primary producers.

The middle muscular layer of the heart wall - the thickest and pumps blood through the vessels is called the myocardium.

The myocardium is the middle and thickest layer of the heart wall, located between the inner endocardium and the outer epicardium. It is composed of cardiac muscle cells, also called cardiomyocytes, that are specialized to contract and relax in order to pump blood through the circulatory system.

The myocardium is responsible for the contraction of the heart and generates the force needed to push blood through the arteries and veins. It also contains the electrical conduction system that regulates the heartbeat and ensures coordinated contractions of the heart chambers. The thickness and strength of the myocardium varies depending on the size and workload of the heart.

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