can you correctly label the structures in this diagram that summarizes chromosome packing? part a drag each label to its proper place in the diagram.

Answer:

nothing I have☺️☺️☺️☺️☺️☺️☺️☺️☺️

Answer:

c

Explanation:

i just know

Answer:

The answer up above me isn't really reliable

Explanation:

BUT, the correct answer is c "The number of adenine bases will be equal to the number of thymine bases". did the quiz on edge 2022 !.

Plants that reproduce from over-wintering storage organs such as bulbs, tubers, and rhizomes are called geophytes. Geophytes have a unique life cycle that allows them to survive in adverse conditions and quickly reproduce when conditions become favorable.

Geophytes are plants that have evolved specialized structures to survive adverse conditions, such as drought, frost, and other environmental stressors. Bulbs are underground storage organs consisting of fleshy leaves or buds that store nutrients and energy for the plant to use during the next growing season. Tubers are thickened underground stems that store energy and nutrients for the plant.  Rhizomes are horizontal underground stems that allow the plant to spread and propagate.

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The given statement, "The tissue, at the top of this slide, is simple columnar epithelium and can be found in our intestines" is true.

The epithelial tissue found in our intestines is known as simple columnar epithelium. The simple columnar epithelium has column-shaped cells, which are elongated and taller than their width. These cells have a single nucleus and have a goblet cell that secretes mucus to lubricate the surface. It lines the gastrointestinal tract, uterus, and excretory ducts. Therefore, the given statement is true.The bone shown in the given image is the femur bone. The femur bone is the longest and strongest bone in the human body.

It is located in the thigh region and extends from the hip joint to the knee joint. The femur bone is responsible for supporting the entire weight of the body when a person is standing or walking. It is composed of the head, neck, shaft, and distal ends. The head of the femur bone fits into the acetabulum socket of the hip bone to form the hip joint. The distal end of the femur bone articulates with the tibia bone to form the knee joint.

Therefore, the given bone in the image is the femur bone.

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Infectious diseases are caused by microscopic agents called pathogens - True.

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Answer:

the Equator

The Equator is the line of 0 degrees latitude.

Explanation:

I HOPE ITS HELP YOU

Answer:

0 degrees latitude is known as the equator.

Explanation:

hope this helps. . .

good luck!    uωu

Answer:

A stem cell turning into a skin cell

Explanation:

As usually the process of cell division involves the idea of the cell arising from other cells and mostly stem cells undergo mitosis which again is a process of cell division hence demonstrating that the cell arise from other cells either through division.

Answer:

A) nebula

Explanation:

A protostar is the earliest stage of a star's life. A star is born when the gas and dust from a nebula become so hot that nuclear fusion starts. Once a star has “turned on” it is known as a main sequence star.

Answer:

nebula

Explanation:

stars start in a nebula

Answer:

Question 1~ "particles that make up matter have kinetic energy" & "particles that make up matter are always in motion".

Question 2~ a- liquid

b- solid

c-gas

hope this helps!!!

The statement is incorrect because mosses are non-vascular plants and do not have eggs, they have spores.

In mosses, asexual reproduction is a common method of reproduction where new plants are produced from parts of the parent plant. Fragments are one type of asexual reproduction in mosses where pieces of the parent plant break off and grow into new individuals. This process does not involve fertilization or the fusion of gametes. Instead, the fragments develop into new plants that are genetically identical to the parent plant. Asexual reproduction in mosses allows for rapid colonization of new habitats and the production of large populations without the need for sexual reproduction. This is a crucial adaptation for survival in environments with limited resources, where sexual reproduction may not be efficient or possible.

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Hello!

Let's look at some definitions!

A food pyramid is levels of predators, in an pyramid shape to show the successive.

That does not match the definition your question provided, so we can move on.

A food chain is a series of animals who depend on each other for food/buisness.

Again, it does not match, this is a series, not an entire ecosystem.

A food web is a connection of food chains, which show the entire relationships of an ecosystem.

This definition is fairly close to the listed definition, lets keep this in mind.

A food log is a chart of what you eat each day.

Trick answer! This has nothing to do with the subject.

Given these choices, the correct answer is:

Food Web

waffletowne

Answer:

I believe the disease is called trichinosis.

Explanation:

During starvation, humans begin to break down muscle protein into amino acids. Some of them are converted to glucose for the brain, but some amino acids can be used as an energy source.

Based on my knowledge of energy metabolism, I would rate Alanine > Serine > Aspartate.

Alanine is a glucogenic amino acid, this means that it can be transformed to glucose via gluconeogenesis within the liver. Glucose is a chief energy source for many tissues and cells, specifically the mind and red blood cells. Therefore, alanine can provide extra power than different amino acids that can not be transformed into glucose.

Serine is also a glucogenic amino acid, but it is able to additionally be converted to pyruvate, that's an intermediate of glycolysis and the citric acid cycle. Pyruvate may be used to generate ATP or acetyl-CoA, which are both important power providers inside the cell. Therefore, serine can provide more energy than aspartate, which cannot be converted to pyruvate.

Aspartate is a glucogenic amino acid, however, it can simplest be transformed into oxaloacetate, which is an intermediate of the citric acid cycle. Oxaloacetate may be used to generate glucose through gluconeogenesis, but it cannot enter glycolysis or the citric acid cycle directly. Therefore, aspartate can offer less energy than alanine or serine.

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During starvation, the human body extracts energy from certain amino acids. Alanine, Serine, and Aspartate can be utilized in this process but they differ in their energy potential. Alanine provides the most energy followed by Serine, while Aspartate provides the least.

In the human body during starvation, the liver can convert certain amino acids into glucose via a process known as gluconeogenesis. Each of the presented amino acids - Alanine, Aspartate and Serine - can be used within this process but their energy availability differs. Starting from the most to least energy available, the rank would be: Alanine, Serine, Aspartate.

Alanine has a high energy potential because it can be directly converted to pyruvate, a key molecule in the energy production pathway. Serine has fewer energy-producing carbons than alanine, yet still can be converted into pyruvate. Aspartate comes last because it is primarily converted into oxaloacetate, which takes part in the citric acid cycle but enters this energy process at a later stage than alanine and serine, providing less immediate energy.

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Answer:

Mesozoic Era

Explanation:

The "Mesozoic Era" is divided into three periods: Triassic, Jurassic and Cretaceous. During the last period (Cretaceous), which was considered the longest, the extinction of reptiles occurred and the new mammals appeared. This event was also known as the "Cretaceous-Paleogene Extinction Event." Around 3/4 of plants and animals died. Such event became significant boundary that laid between the Cenozoic Era and the Mesozoic Era. This made it significant in geologic history.

C) During the cardiac cycle, the aortic valve is open when the pressure in the left ventricle is greater than the pressure in the aorta.

During the cardiac cycle, the opening and closing of the aortic valve are crucial for the efficient functioning of the heart. The main purpose of the aortic valve is to prevent the backflow of blood from the aorta into the left ventricle. It opens when the pressure in the left ventricle exceeds the pressure in the aorta.

When the heart contracts during systole, the left ventricle contracts forcefully, generating high pressure. As a result, the pressure in the left ventricle becomes greater than the pressure in the aorta. This pressure difference causes the aortic valve to open, allowing the oxygenated blood to be ejected from the left ventricle into the aorta and subsequently distributed to the rest of the body.

Once the ventricular contraction ends, and the pressure in the aorta exceeds the pressure in the left ventricle during diastole, the aortic valve closes to prevent the backflow of blood into the heart. This closure ensures that blood continues to flow in one direction, maintaining proper circulation throughout the cardiovascular system.

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The correct answer is option (C).

The two groups, autotrophs, and heterotrophs, differ in their mode of nutrition.

Autotrophs and heterotrophs are two distinct groups of organisms with contrasting modes of nutrition. Autotrophs are capable of synthesizing their own organic compounds using inorganic substances as a source of energy. They utilize processes like photosynthesis or chemosynthesis to convert sunlight or chemicals into nutrients.

In contrast, heterotrophs rely on consuming organic matter produced by autotrophs or other heterotrophs to obtain their energy and nutrients. They cannot produce their own food and must ingest or absorb it from their environment. This fundamental difference in nutritional strategies defines the diverse pathways organisms take to meet their metabolic needs and survive in various ecological niches.

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Yes, sickle cell disease is considered an evolutionary trait that emerged through natural selection.

Sickle cell disease is caused by a mutation in the gene that codes for hemoglobin, a protein responsible for carrying oxygen in red blood cells. The mutation results in the production of abnormal hemoglobin, causing red blood cells to become sickle-shaped and less efficient in carrying oxygen.

In regions where malaria is prevalent, individuals who carry a single copy of the sickle cell gene (sickle cell trait) have a survival advantage over those with normal hemoglobin. The sickle cell trait provides some protection against malaria, as the malaria parasite has difficulty infecting and reproducing within sickle-shaped red blood cells. As a result, individuals with the sickle cell trait are less susceptible to severe forms of malaria.

This selective advantage has led to the persistence of the sickle cell gene in populations where malaria is endemic, such as parts of Africa, the Middle East, and India. However, individuals who inherit two copies of the sickle cell gene develop sickle cell disease, which can have severe health consequences.

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Answer:

Convection

Explanation:

Answer:

the degree or intensity of heat present in a substance or object, especially as expressed according to a comparative scale and shown by a thermometer or perceived by touch.

the degree of internal heat of a person's body.

"I'll take her temperature"

INFORMAL

a body temperature above the normal; fever.

"he was running a temperature"

A mutation in the gene that codes for the KIT receptor protein can change the structure of this protein due to the substitution of an amino acid by another, which may alter its physicochemical properties (question 1). The amino acid sequence that becomes the KIT Receptor Protein may change due to the presence of non-synonym mutations (question 2). The structure of the KIT Receptor Protein may also vary due to a conformational change (question 3), while this change may alter the solubility of the protein or avoid the exposure of the active site in physiological conditions (question 4).

The amino acid chain in the resulting protein encoded by a gene that suffered from a mutation may be affected if the change produces a non-synonym codon that is encoded for another amino acid. This process is well known to produce changes in the tridimensional conformation of proteins as well as their physical-chemical properties in solution

Therefore, with this data, we can see that the amino acid chain in the resulting protein after mutations may be altered and therefore influence the conformation and properties of the protein.

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Answer:

things that have matter are living things and with matter are nonliving things

Moving from low altitudes (close to sea level) to higher altitudes (mountains) (Option a) and Moving from lower latitudes (closer to the equator) to higher latitudes (Option d) leads to cooler temperatures.

a) Moving from low altitudes (close to sea level) to higher altitudes (mountains):

As you move to higher altitudes, there is a decrease in atmospheric pressure. The air becomes thinner because there is less air mass above. Thinner air has a lower capacity to hold heat, which means it cannot retain heat as well as denser air at lower altitudes. As a result, the temperature tends to decrease with increasing altitude. This phenomenon is known as adiabatic cooling. On mountains and higher altitudes, the air is usually cooler compared to low-lying areas or sea level.

d) Moving from lower latitudes (closer to the equator) to higher latitudes:

When you move from lower latitudes (closer to the equator) to higher latitudes, the angle at which sunlight strikes the Earth's surface changes. At lower latitudes, near the equator, sunlight strikes more directly, resulting in a more concentrated and intense delivery of solar energy. This direct exposure to sunlight leads to warmer temperatures. However, as you move towards higher latitudes, such as towards the poles, the angle at which sunlight hits the Earth becomes more oblique. Sunlight gets spread over a larger surface area, resulting in a lower concentration of solar energy per unit area. This dispersion of solar energy leads to cooler temperatures at higher latitudes.

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DNA replication process is the event during which the molecule duplicates. It occurs in the interphase and involved different enzymes, a DNA molecule, and free nucleotides. Image attached.

DNA replication is the process through which DNI molecule duplicates. This event takes place during the S stage of the interphase. So when the cell divides during mitosis or meiosis, each cell will get a complete set of chromosomes.

DNI replication is semi-conservative because each new molecule carries an original DNI strand and a new one. The fact that the new molecule is composed of an original strand makes it semi-conservative. The old existing strands are used to synthesize the new complementary strand.

The origin of the replication requires helicase enzymes to break hydrogen bonds and separate the two original strands. The topoisomerase enzyme is necessary to release tension. Other proteins are also needed to join the strains and keep them separated.

Once the molecule is opened, there is a region named replication forks. DNA polymerase makes the new nucleotides enter into the fork and pairs them with the corresponding nucleotide of the original strand. Adenine pairs timine, and cytosine pairs guanine.

DNA strands are antiparallel, and replication occurs only in 5'-3' direction. So one of the strands will replicate continuously, while the other strain will be formed by short fragments known as Okazaki fragments.

Primers are needed to make the DNA polymerase work. Primers are small units of RNA and are placed at the beginning of each new fragment.

You will find the labelled Image in the attached files.

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Answer:b

Explanation:

If the strand of DNA with the sequence TGA mutated to gga, this will be a silent or missense mutation

A mutation is a change to an organism's DNA sequence. Errors in DNA replication during cell division, exposure to mutagens, or viral infection can all cause mutations.

The DNA sequence of a gene is altered to generate a different result, which is known as a genetic mutation. The DNA sequence of that gene is permanently altered. For humans to develop, which is the process of change over a number of generations, genetic variances are crucial. In one person, a spontaneous genetic mutation takes place. A mutation happens when a DNA gene is harmed or altered in a way that modifies the genetic code the gene carries.

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