Ventilation is the process which the air moves in and out of the lungs. Diffusion is the movement of gases without the use of energy and or effort by the body. Hope this helps!:)
Answer:
Nitrogen is essential for all living things because it is a major part of amino acids, which are the building blocks of proteins and of nucleic acids such as DNA, which transfers genetic information to subsequent generations of organisms. hopes this helps let me know :)
<span>The answer would be Cell specialization</span>
Answer:
A nerve cell, or neuron, is a cell that receives information from other nerve cells or are sculpted in other ways, for example, to allow one to see patterns. these “acrobats” became very good at the task over a month or so of practice.
Explanation:
