Answer: how a virus differs from a cell...
It doesn’t contain any kind of cytoplasm, cell wall, cell membrane, ribosome or mitochondrion.
It doesn’t have any sort of metabolic enzyme of its own. So, no nutrition system is seen.
It can’t reproduce itself, without any help of the host living cell.
It can be crystallized, centrifuged or diffused.
It doesn’t have any sort of somatic development.
Chemically, its just a fusion of protein and nucleic acid. So, this characters differ a Virus from a living cell.
Explanation:
Answer:
the correct oprtion is B
Explanation:
the correct answer is b, since increasing the porosity of the contact lens allows it to work as a good method of gas exchange, simulating the lung membranes that present fenestrated capillaries that promote gas exchange. For this to happen, the permeability must always be high and therefore this is directly related to the porosity of the element with which the contact lens is made.
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