Question
A research student collected certain algaand found that its cells contained both chlorophy$ll\ a$ and chlorophy $ll\ d$ as well as phycoerythrin the alga belongs to
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| List I (peculiarity of male determining sperm) | List II (Organism in which it is seen) |
| (A) Sex-linked | (1) Baldness |
| (B) Sex-influenced | (2) Acquired immune deficiency syndrome |
| (C) Sex-limited | (3) Klinefelter's syndrome |
| (4) Haemophilia | |
| (5) Beard in man |
Reason : Oxygen started accumulating in the atmosphere after the non-cyclic pathway of photosynthesis evolved