Nitrogen is present in the environment in abundance but still we cant inhale nitrogen
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What is the role of nitrogen in our body?</h3>
Nitrogen is physiologically inert. It contributes nothing to the functioning of our bodies. The cells in our body need oxygen to live, not nitrogen. we can find nitrogen in our body in form of nitrogeneous base in nucleotide.
We inhale all gases present in air fills our alveoli, by the process of diffusion, only oxygen in the air is taken into the blood stream while the other gases along with the waste CO2 is exhaled. So you do breathe in nitrogen, but it is exhaled as it is by the body.
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The main part of the nervous system is the C. the brain, which controls all your movements, thinking, and such. After the brain is the B. spinal cord, which helps transmit the messages from the brain to the body parts, as well as vice versa.
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Answer:
A dog breeder breeds a brown dog and a black dog and all the puppies are brown.
Explanation:
This is because of the Mendelian inheritance order of characteristics. In all other example, there are several other things that don't align with this order like gender variability, specie variability etc.
All the puppies are brown and this shows proper and complete dominance in accordance with the law...
The correct answer is option 4
Receptor mediated endocytosis is an endocytotic mechanism which involves ingestion of foreign molecules into the cell. It forms a receptor-ligand interaction. The receptors bind to the targetted ligands on the outside of the cell
Receptors on the plasma membrane of the target tissue will specifically bind to ligands on the outside of the
