CELL STRUCTURES AND FUNCTION
CELL STRUCTURE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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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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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.
Detailed explanation-4: -The membrane is a delicate, two-layered structure of lipids and proteins, and it controls what can enter and exit the cell.