OBJECTIVE LIFE SCIENCE
CELL BIOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which cell structure is found in plant and animals cells and controls what can come into or leave a cell?
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cell membrane
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cytoplasm
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nucleus
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vacuole
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Explanation:
Detailed explanation-1: -Cell membrane: The cell membrane contains the contents of the cell and provides a barrier to control what enters and leaves the cell.
Detailed explanation-2: -Cell membrane It maintains the integrity of a cell and controls passage of materials into and out of the cell. All materials within a cell must have access to the cell membrane (the cell’s boundary) for the needed exchange. The cell membrane is a double layer of phospholipid molecules.
Detailed explanation-3: -Endoplasmic reticulum is present in both plant and animal cells and acts as the site of protein and lipid synthesis.
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