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Question

Which algae best explains the evolution of sexual reproduction?

A
Green algae
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B
Red algae
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C
Brown algae
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D
Blue green algae
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Solution

The correct option is A Green algae
Clamydomonas and Ulothrix in green algae best explains the evolution of sexual reproduction.
The first sexuality was seen in the Clamydomonas and Ulothrix in the from of isogamy that the gamates formed were of plus and minus strains. Next evolution is seen is the ansiogamy that the gametes are of different size.
hence the correct option is A.
The further more advanced evolution in the sex repdroduction is seen in the red algae and brown algae. so the options B and C are not correct.

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