can someone help me?​

Answer:

Reproduction o Reproduction: Reproduction o Reproduction is the process by which organisms make more of their own kind from one generation to the next.

Explanation:

I majored in Biology.

Answer:

7800

Explanation:

7.8 times 1000.

Answer:

Yes.

Explanation:

This is because fatigue itself is a brain-derived emotion that regulates the Exercise Behavior. Hence, this is to ensure the protection of Whole Body Homeostasis.

Hope this helps mate.

Body plethysmography is the most precise method. You are seated in what appears to be a phone booth-like clear sealed enclosure. You are asked to breathe in and out through a mouthpiece by the technician. The lung volume is determined by changes in internal pressure.

What is spirometer?

A spirometer is a diagnostic tool that analyzes your ability to breathe in and out as well as how long it takes you to completely exhale after taking a deep breath. You must breathe into a tube connected to a device called a spirometer in order to undergo a spirometry test.

You must engage in a series of breathing exercises while using a spirometer. A gauge shows how much air you breathe in and out, as well as how rapidly your lungs can fill and empty. Individual differences in a normal score can be attributed to things like age, habits, and weight.

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Answer:

Look below plz. Hope it helps

Explanation:

The cell membrane, also called the plasma membrane, is found in all cells and separates the interior of the cell from the outside environment. The cell membrane consists of a lipid bilayer that is semipermeable. The cell membrane regulates the transport of materials entering and exiting the cell.

All cells have a cell membrane, also known as a plasma membrane, which separates the interior of the cell from the external environment.

A semipermeable lipid bilayer makes up the cell membrane. The movement of materials into and out of the cell is controlled by the cell membrane.

In biology, a membrane is a thin layer that serves as a living cell's or internal cell compartment's external wall. The organelles are the spaces surrounded by internal membranes and have the plasma membrane as their external boundary.

The majority of the lipids and proteins that make up cell membranes are based on fatty acids. The cell membrane was identified by Robert Hooke in the late 1600s.

Therefore, the thin membrane that envelops every living cell is known as a cell membrane or the plasma membrane.

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Answer:

D

Explanation:

the salt provides for some animals

In the areas where amount of salt in the air and water determines species that can exist the salt functions as a ; ( D ) Foodsource

Given that salt is an essential part of food and the amount of salt in the air and water determines the species located in an area ( coastal area ), the salt in this scenerio will function as a food source responsible for the existence of species.

Hence we can conclude that In the areas where amount of salt in the air and water determines species that can exist the salt functions as a ; ( D ) Foodsource

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Since gene crossing over is a random process, it is less likely to happen when genes are near together on a chromosome. The right response in this case is option C.

Crossing over occurs during meiosis when homologous chromosomes exchange genetic material. This process can cause alleles of linked genes to assort independently because it can move the alleles to different chromosomes.

However, the closer two genes are on a chromosome, the less likely it is for a crossover to occur between them, resulting in an increased linkage between these genes. This is why genes that are located closer together on a chromosome tend to be inherited together more often than genes that are farther apart.

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Answer:

options

Explanation:

The function of the following structures 1)alveoli 2) bronchus 3)diaphragm 4)hemoglobin 5) bicarbonate ions 6)trachea in the respiratory system are as given below.

Alveoli:  These are tiny air sacs in our lungs where the exchange of gases take place. Alveoli move oxygen and carbon dioxide into and out of our bloodstream during respiration. When we breathe in, Oxygen from the air is passed into the bloodstream through the capillaries on the alveoli walls. During exhalation, the carbon dioxide in the blood is passed into the alveoli which are breathed out.

Bronchus: The primary function of the bronchus is to help in the passage of air we breathed in from the trachea(windpipe) to the bronchioles in the lung. The exhaled air carrying carbon dioxide also passes out through the bronchi.

Diaphragm: the diaphragm helps pull or expel air into and out of the lungs. When we inhale the diaphragm flattens and contracts. This creates a vacuum that helps to pull air into the lungs. When we exhale the diaphragm relaxes and this pushes the air out of our lungs.

Hemoglobin: Hemoglobin is a protein found in blood and its main function is to transport oxygen from our lungs to the tissues of our body where it releases this oxygen.

Bicarbonate ions: CO\(_{2}\) or carbon dioxide formed as a waste product in our body is removed from our body as bicarbonate ions which are formed when carbon dioxide is hydrated (reacts with H\(_{2}\)0). The bicarbonate ion is then carried to the lungs where it dehydrates. This produces CO\(_{2}\) and this is released when we exhale.

CO\(_{2}\) + H\(_{2}\)O ⇄ HCO\(_{3} ^{-}\) (bicarbonate ion) + \(H^{+}\)

Trachea: the function of the trachea is to carry air into and out of the two bronchi which lead to the lungs.

Diagram of respiratory system is attached.

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Explanation:

The correct answer is the nervous system. It is because the CNS or the nervous system is the one responsible for sending or transmitting signals from the brain throughout the body in order for it to function, this also involves of having to communicate, process and store memory in an individual.

Answer:

exercise increase breathing rate because when we are exercise our body need more oxygen than before. It is easy to check 1. do any exercise especially cardiovascular exercise without eating anything 2. during exercise your body will suffer shortage of oxygen.  Then you will start breathing fast and deeply. By this means your breathing rate will be increase. I hope it will be help you

Answer:

Letter B is represented by (C) The Mitochondrion.

Explanation:

Letter A is the Chloroplast

Letter B is the Mitochondrion

Letter C is the Nucleus

Letter D is the Vacuole

Answer: It is D because they get it from soil and the gas

Plants get the nitrogen they need to create amino acids and DNA - option D. Option B and option C are correct.

Plants get nitrogen which is essential to form amino acid and nucleic acid that is DNA. Plants can not get the nitrogen gas directly from the air therefore, the process called nitrogen fixation takes place.

Thus, the correct answer is - option D. both B and C are correct.

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Answer:

kidney beans,cauliflower, oranges have a good source of fiber, but white bread is low in fiber

Explanation:hope this helps

Answer:

Using a hot plate to heat an unknown liquid in a glass flask could be dangerous if protective/safety equipment aren’t worn. The unknown liquid may be a corrosive chemical which could cause burns when it gets in contact with any part of the body. It s therefore advisable to use googles to prevent the chemicals from splashing into the eyes. Safety gloves and long sleeve shirt should be worn to prevent heat and chemical burns. A shoe covering the whole part of the feet should also be worn as accidents such as the falling to the ground of the heated liquid may occur in the laboratory. This will help protect the feet from contact with the unknown liquid. Nose masks should also be put on to prevent inhalation of toxic chemicals into the body.

Answer:

false, hopefully iss right

Answer:

its d repair crlls can't repair itself

Cell division is the division of cells through a series of events. It results in reproduction, growth and repair. Nutrition is not a result of cell division.

Cell cycle is a series of event where a cell grow, differentiate, accumulate nutrients, duplicates its genome and divide to form daughter cells.

Cell cycle has two phases in which one is interphase in which the cell grow and accumulate nutrition, along with this cell duplicates its genome. Second phase is M-phase in which cell division takes place.

Cell division helps cell in reproduction, growth and repair.

Thus, the correct option is b, as nutrition as it is not a result of cell division.

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The process of oxygenation of the blood and its travel through the body can be explained as follows: Pulmonary ventilation, Gas exchange, Circulation, Cellular respiration, and Return to the heart.

Pulmonary ventilation: Oxygen enters the body through inhalation, where air is taken in through the nose or mouth and travels down the trachea to the lungs.

Gas exchange: In the lungs, oxygen from the air is exchanged for carbon dioxide in the blood. The oxygen-rich blood is then transported to the heart through the pulmonary veins.

Circulation: The oxygenated blood is pumped from the heart through the arteries to the rest of the body. This process is called systemic circulation.

Cellular respiration: At the cellular level, oxygen is used by the mitochondria to produce energy through a process called cellular respiration. In this process, glucose and oxygen are converted into energy (in the form of ATP) and carbon dioxide.

Return to the heart: The deoxygenated blood, which now contains carbon dioxide, is transported back to the heart through the veins. The blood then enters the right atrium of the heart, is pumped into the right ventricle, and then sent to the lungs for another round of gas exchange.

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The offspring of asexual reproduction are exact replicas of the parent organism. In sexual reproduction, parents give their offspring a unique set of genes.

In asexual reproduction, the species simply reproduces itself through the process of budding, fission, and other similar mechanisms. in which a new, younger version of the parent emerges, which keeps in touch with the parents until they reach adulthood. These smaller, newly formed young species are separated from the parents' plant and allowed to grow independently as they reach maturity. A single parent can carry out asexual reproduction.

The genetic material of two parents is exchanged during sexual reproduction, resulting in a genetically diverse species.

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The answer is B ! Hope that helps...

The solution used to test for reducing sugar is known as Benedict's solution.

Benedict's solution is a deep blue alkaline solution that contains copper ions. When reducing sugars are present in a sample, they react with Benedict's solution to produce a reddish-brown precipitate. The intensity of the color produced is directly proportional to the amount of reducing sugar present in the sample.

Benedict's solution is commonly used in laboratory settings to test for the presence of reducing sugars in food, beverages, and biological samples. The solution used to test for reducing sugar is known as Benedict's solution.

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In contrast to prokaryotes, eukaryotic cells feature internal membranes that enclose numerous organelles in addition to a plasma membrane that covers the entire cell.

Each membrane has its own set of specific proteins. within a lipid bilayer. The main distinction between prokaryotic and eukaryotic cells is that only eukaryotic cells have a nucleus and other membrane-bound organelles. Prokaryotes and eukaryotes are made up, respectively, of prokaryotic and eukaryotic cells. Prokaryotic cells typically lack the size and complexity of eukaryotic cells. In order to carry out metabolism, generate energy, and move chemicals throughout the cell, they need a number of specialised internal membrane-bound organelles.

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Low-density lipoprotein is brought into the cell by receptor-mediated endocytosis is referred to as true statement.

This is also referred to as bad cholesterol because it transports cholesterol in the blood thereby leading to the clogging of the blood vessels and may cause different types of diseases such as high blood pressure etc.

This type of lipoprotein transports all fat molecules around the body in extracellular water and are brought into the cell by receptor-mediated endocytosis which imports the macromolecules from the extracellular fluid thereby making it the correct choice in this context.

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A possible curve for the population several generations later under stabilizing selection is a bell-shaped curve with a narrower range and a peak at the mean trait value.

This indicates that the selection pressure favors individuals with intermediate trait values, while extreme values are selected against. As a result, the population becomes more homogeneous in terms of the selected trait.

In stabilizing selection, individuals with trait values close to the mean have higher fitness and reproductive success. Over generations, this leads to a reduction in the frequency of individuals with extreme trait values. As a result, the population curve becomes narrower and shifts towards the mean trait value.

The curve represents the distribution of trait values within the population, with the x-axis representing the range of trait values and the y-axis representing the frequency or abundance of individuals. The peak of the curve indicates the most common trait value in the population.

This type of selection maintains the stability of a particular trait in the population, preventing significant changes or shifts towards extreme values. It is often observed in populations where an intermediate trait value provides the highest fitness or adaptive advantage in a stable environment.

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Answer:

B

Explanation:

Female birds mate with the males who build the best nest is the example of option b. sexual selection.

Sexual selection is a mode of natural selection in which one sex members choose the mate with the member of the other sex for mating.

Thus, the correct answer is option b. sexual selection as female birds prefers species-specific traits to select their mating partner by best nest building by males.

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Answer:

B

Explanation:

just took this. okokok

Answer:

B. More energy is Produced at each level

Explanation:

I hope this helps

In order to  culture staphylococcus, we used to swab  in the throat, nose,  and skin.

Staph infections are caused by staphylococcus microscopic organisms. These sorts of germs are commonly found on the skin or within the nose of numerous healthy individuals. Most of the time, these microscopic organisms cause no issues or cause moderately minor skin infections. But staph diseases can turn dangerous on the off chance that the microscopic organisms attack more profoundly into your body, entering your circulatory system, joints, bones, lungs, or heart. A developing number of something else sound individuals are creating life-threatening staph infections. Treatment ordinarily includes antimicrobial and cleaning of the infected zone

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Answer:

When plants are not watered properly they wilt. ... When a plant is properly hydrated, there is enough water pressure to make the leaves strong and sturdy; when a plant doesn't get enough water, the pressure inside the stems and leaves drops and they wilt. Plants also need water for photosynthesis.

Plants wilt when they are not adequately watered. When a plant receives enough water, the water pressure inside the stems and leaves rises and causes the plant to flourish.

The process by which plants convert carbon dioxide, water, and sunshine into oxygen and sugar-based energy is known as photosynthesis.

When a plant does not receive enough water, the water pressure inside the stems and leaves decreases and the plant wilts. Water is also required by plants for photosynthesis.

Photosynthesis is essential to most life on Earth. Plants, algae, and some types of bacteria carry out the process by capturing solar energy to create oxygen (O2) and chemical energy stored in glucose (a sugar).

Therefore, Plants wilt when they are not adequately watered. When a plant receives enough water, the water pressure inside the stems and leaves rises and causes the plant to flourish.

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