The surface area/volume ratio is an important factor for one celled organisms. All the parts of a cell go into making its volume
: the nucleus, the vacuoles, the lysosomes, cytoplasm, etc. However, the outer surface of any cell is the
2 answers:
The right answer is cell membrane.
The cell membrane consists of a double layer of phospholipids in which many molecules are inserted. (proteins, glycoproteins, glycophospholipids ...).
This membrane is "dynamic" and renews itself constantly. Its thickness is 7.5 nm.
The cell membrane separates the interior of the cell from the extracellular medium while maintaining communications and exchanges therewith.
Cell membrane
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PH is a scale used to specify the acidity or basicity of an aqueous solution.
Acid soils have a pH below 7
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(D) Bio films develop on catheters.
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Answer:100% breaths or 50% 2
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