HELP ASAP!! 3 sentences please!!!
what is the structure and functions of RNA?​

A circulatory route that has two sets of capillaries in a series is known as a portal system. In a portal system, blood flows through two sets of capillaries before returning to the heart.

The first set of capillaries is usually located in an organ or tissue, where the blood picks up nutrients, oxygen, and other substances. From there, the blood flows into a second set of capillaries, often in another organ or tissue, where it delivers the substances it has picked up and removes waste products. Examples of portal systems in the human body include the hepatic portal system, which carries blood from the digestive tract to the liver for processing, and the hypophyseal portal system, which carries blood from the hypothalamus to the anterior pituitary gland.

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Yes; The proteins of One specialized cell are made in specialized cells of a different type.

A cell that is specialised has particular features that enable it to perform its specific function in the body.

All cells begin as stem cells, which can differentiate into a wide variety of other cell types. To become specialised, they go through a process known as differentiation.

Diverse environmental factors influence how the cell makes proteins during differentiation.

Through gene regulation, individual genes can be activated or inactivated, which results in the production of unique proteins that give cells their structure and function.

Protein translocation: At this stage, protein synthesis is stopped, allowing fully produced proteins to be released into the cytoplasm. Then, in order for these proteins to act by a certain type of mechanism, they are directed to various places.

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Because the chromosomes begin to compress, it's crucial for the spindle to correctly arrange them throughout mitosis. A microtubule is a spindle, and sturdy fiber's make up the "skeleton" of the cell.

Contrary to appearance, chromosomes are very compressed physically, allowing for the containment of these enormous DNA structures within the cell nucleus. A human's chromosomes.

When chromosomes are split during cell division in eukaryotic cells, the process is referred to as mitosis. Cell division occurs when the parent cell divides into two daughter cells that are identical to the parent cell. The cell's nucleus and chromosomes are divided to create two new daughter cell nuclei during the mitosis.

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A- Demand for fresh produce all year round.

Answer:

B. Demand for a meat-based diet

Explanation:

Answer:

the answer is B.

Explanation:

The biggest advantage is that they have a higher resolution and are therefore also able of a higher magnification

Answer:

C - Allow you to view living cells, while electron microscopes do not

Explanation:

The method used to prepare the specimen for viewing with an electron microscope kills the specimen. Electrons have short wavelengths that move best in a vacuum, so living cells cannot be viewed with an electron microscope.

The BMI is a helpful indicator of obesity and overweight. Based on your weight and height, it is determined. The BMI is a reliable indicator of your risk for illnesses that might develop as a result of having a higher body fat percentage. Your chance of developing certain conditions including heart disease, high blood pressure, type 2 diabetes, gallstones, respiratory issues, and some malignancies increases with your BMI.

The majority of men and women can utilize BMI, although there are several restrictions: It could overstate body fat in those with strong builds, such as athletes. In older people and other people who have lost muscle mass, it might underestimate body fat.

   Weight                BMI

Underweight   Below 18.5

Normal            18.5–24.9

Overweight    25.0–29.9

Obesity        30.0 and Above

Since the women's BMI is 28, she is overweight. She is prone to cardiovascular diseases.

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Explanation:

it consists of mouth, pharynx, gullet, stomach, small intestine, large intestine, appendix, colon, rectum, and anus.

All these parts are found in most vertebrates

Answer:

glucose

Explanation:

Photosynthetic organisms like green plants use CO₂ and H₂O in the presence of sunlight and convert it into an organic molecule, which is a carbohydrate ( glucose).

Answer:

its the second one I think

The correct sequence of events in cellular respiration is option a: glycolysis, citric acid cycle, electron transport chain.

During cellular respiration, glucose is broken down to produce energy in the form of ATP. The process starts with glycolysis, which occurs in the cytoplasm and involves the breakdown of glucose into pyruvate molecules. Glycolysis generates a small amount of ATP and NADH.

The pyruvate molecules produced in glycolysis enter the mitochondria, where the citric acid cycle, also known as the Krebs cycle, takes place. In this cycle, the pyruvate is further broken down, releasing carbon dioxide and generating NADH and FADH2 as electron carriers. The citric acid cycle also produces a small amount of ATP.

The electron carriers NADH and FADH2 then participate in the electron transport chain, which is located in the inner membrane of the mitochondria. In the electron transport chain, the electrons from NADH and FADH2 are transferred through a series of protein complexes, creating a flow of electrons that drives the synthesis of ATP. This process is known as oxidative phosphorylation.

Therefore, the correct sequence of events in cellular respiration is glycolysis, citric acid cycle, and electron transport chain, as stated in option a.

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Question

Which of the following is the correct sequence of events in cellular respiration?

a. glycolysis, citric acid cycle, electron transport chain

b. glycolysis, preparatory reaction, citric acid cycle, electron transport chain

c. glycolysis, electron transport chain, preparatory reaction

d. citric acid cycle, glycolysis, electron transport chain, preparatory reaction

e. citric acid cycle, electron transport, glycolysis, preparatory reaction

The answer for this question would be letter A. Experimentation takes in by experimenting with your hypothesis, knowing what will happen and then gathering data from the outcome of the experiment. For your data, you create your analysis of what had happened then conclude.

Answer:

Yes.

Explanation:

Yes, Evolution and Adaptation are essential life function of all living things because due to these processes i. e. Evolution and Adaptation, the organism adjust itself according to the environment. With the passage of time some changes occurs in the structure of the organism according to change in the environment is known as evolution, it takes millions of years while adaptation is a state in which an organism adapt itself with the environment to increase its survival rate. So Evolution and Adaptation is necessary for better functioning of living organism.

Answer:

C. Malthus

Explanation:

It'll be faster if you search it up next time.

Answer:

Human canines are blunt and small in size, while chimps have big and sharp canines.

Explanation:

Chimps' mouths are larger than humans' mouths. Chimps have a flat palate; and bigger and sharper canines than humans. Also, there is a space between these teeth and the teeth at the front of the mouth. On the other hand, humans' mouths are smaller, which leads to smaller and less sharp canines, and there is no space between these teeth and the teeth at the front of the mouth.

Answer:

Humans are more circular and wide, while chimpanzees are longer and skinnier

Explanation:

I'm taking Ap Biology.

The industrial, agricultural, and residual activities of human  prevent most of the water from evaporating into the atmosphere. Pollutants from the activities enter through the soil and enter the water table.

An atmosphere refer to as the layers of gases surrounding a planet or other celestial body. Earth's atmosphere is comprises of about 78% nitrogen, 21% oxygen, and 1% other gases.

Human activities such as pumping water from the ground for oil and gas extraction, may cause an aquifer to hold too much ground water. Too much ground water emission to streams can lead to erosion and change the balance of aquatic plant and animal species.

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To become a board member of the Minnesota Board of Cosmetologist, there are a few steps that one must follow.

Firstly, the individual must have a background and education in the cosmetology field, as the board requires a certain level of knowledge and experience in order to become a member. Secondly, the individual must be nominated by a licensed cosmetologist or beauty industry professional, and then approved by the Governor of Minnesota. The nomination process usually involves submitting an application form, along with a resume and any other relevant supporting documents. Once approved, the individual must undergo training and orientation to understand the board's roles and responsibilities. Overall, becoming a board member requires a combination of education, experience, and networking, as well as a desire to contribute to the development and regulation of the cosmetology industry in the state of Minnesota.

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Answer:

Receptor-mediated endocytosis is a form of endocytosis in which receptor proteins on the cell surface are used to capture a specific target molecule. The receptors, which are transmembrane proteins, cluster in regions of the plasma membrane known as coated pits.

Explanation:

hope this is the answer that you look for

Receptor-mediated endocytosis is A type of pinocytosis that allows for cells to acquire large amounts of specific substances.

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6. The muscles you use to make a fist are called hand muscles or intrinsic hand muscles.7. The muscle that pulls lip corners down in a frown is depressor anguli oris muscle. Explanation: The depressor anguli oris is a facial muscle that draws the corners of the mouth downward and allows you to frown.8. The muscle you contract to shrug your shoulders is trapezius muscle.

The trapezius muscle is a broad, flat, triangular muscle located on the back of the neck and upper back that helps move the shoulder blade and supports the arm.9. The muscle you use to turn your head is sternocleidomastoid muscle. Explanation: The sternocleidomastoid muscle is a long, strap-like muscle in the front of the neck that helps you turn your head.10. The facial muscle that allows you to purse your lips is called orbicularis oris muscle. Explanation: The orbicularis oris is a circular muscle that encircles the mouth and helps you pucker your lips.11. The muscle that flexes the forearm is biceps brachii muscle. Explanation: The biceps brachii muscle is located on the front of the upper arm and is responsible for flexing the forearm.1

2. Which muscle do you use to abduct the thigh? Tensor fasciae latae and gluteus medius are the 2 muscles that abduct the thigh.13. The muscle that extends the forearm is triceps brachii muscle. Explanation: The triceps brachii muscle is located on the back of the upper arm and is responsible for extending the forearm.14. The 2 respiratory muscles are diaphragm and intercostal muscles. : The diaphragm is a large, dome-shaped muscle that separates the chest cavity from the abdominal cavity and plays a crucial role in breathing. the abdomen.

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Cell X is the only cell that has a chloroplast, and the chloroplast is used for photosynthesis. So it is B.

A thin, extracellular layer upon which an epithelium rests is called the basement membrane.

The basement membrane is a vital component of many tissues and organs, serving as a structural and functional interface between the epithelium and underlying connective tissue.

An epithelium is a type of tissue composed of tightly packed cells that form a continuous, protective layer on the surface of organs and tissues. The epithelium acts as a barrier, preventing the spread of harmful substances into the body and protecting the underlying tissues from damage.

The basement membrane is formed from extracellular matrix (ECM) components such as collagen, laminin, and glycoproteins, and it plays an important role in the maintenance of tissue integrity and homeostasis. It provides mechanical support to the overlying epithelium and regulates cell behavior by controlling cell adhesion, migration, and proliferation.

In addition, the basement membrane plays a crucial role in the proper functioning of many physiological processes, such as wound healing, angiogenesis (the growth of new blood vessels), and immune responses. In some tissues, such as the skin and the inner lining of blood vessels, the basement membrane serves as a filter, allowing the passage of certain molecules while preventing the passage of others.

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Answer:

A)none of the alleles provide an advantage

Answer:

before water would boil, the pot has to be hot first before the water because the heat from the burner will pass through the metal pot because the metal pot is a good conductor of heat and the heated metal will cause the water to warm... therefore it is assume that once the metal pot is hot the water is warm

Only anti-A antibodies are present.

Explanation:

The answer is #1.

As cells become abnormal, old and damaged cells do not go through the cell cycle and can not regenerate like usual & the damaged. Any new cells are the cancerous ones that triple in number.

The disruption of cell cycle regulation is one of the main features of cancer. The correct option is 1.

The cell cycle is a strictly controlled process that makes sure that cells grow, divide, and are kept in good condition.

This regulating mechanism can be upset in cancer by mutations or changes in the genes responsible for controlling the cell cycle.

The cell cycle typically moves forward through a number of checkpoints that keep an eye on the DNA's integrity, the availability of critical resources, and the signals for cell division.

These checkpoints serve as controls to stop the division of damaged or aberrant cells.

Thus, the correct option is 1.

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Answer: Cellulose is the single most common biochemical compound in living things. It forms the cell walls of plants and certain algae. Like most other animals, humans cannot digest cellulose, but it makes up most of the crucial dietary fiber in the human diet.

Answer:

all of these words relate to human impacts on the environment