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Question
What would have happened? If.........
Plasma membrane had not been selectively permeable.
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Solution
The plasma membrane is selectively permeable which means it allows the entry or exit of selective materials inside and outside the cell. In its absence, the regulated movement of substances in and out of the cell will be affected.
RELATED QUESTIONS
Name the Following :(A) Smallest Cell Organelle
Give functions.
Lysosome
Name the part of the cell concerned with the following :
Liberation of energy
State whether the following statement is true (T) or False (F):
Anthocyanins are the pigments of flowers, which are dissolves in cell-sap.
Match the item in column 'A' with those in column 'B'.
| Column A | Column B |
| (a) Vacuoles | (i) Intracellular digestion |
| (b) Nucleolus | (ii) Respiratory enzymes |
| (c) Lysosomes | (iii) Covered by tonoplast |
| (d) Anthocyanin | (iv) Dissolved in the cytoplasm |
| (e) Cristae | (v) Forms RNA |
State the major function of the following :
Asters of centrosome:
Put a tick mark (✓) against the correct alternative in the following statement:
The organelle that controls all activities in
Fill in the blanks:
Golgi bodies are also called ______.
Write true or false for each statement. Rewrite the false statements correctly:
Vacuoles are filled with a fluid called nucleoplasm
Define the following term:
Protoplasm
