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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
Why is the cell called the structural and functional unit of life?
What would have happened? If.........
Plants lacked anthocyanin.
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 |
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The vacuole contains:
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Fill up the blank with the terms given below
Plastids contain ______.
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______ membrane is a selectively permeable membrane.
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Endoplasmic Reticulum
