A) Both (A) and (R) are true and (R) is the correct explanation of
B) Both (A) and (R) are true but (R) is no the correct explanation of
C) (A) is true but (R) is false
D) (A) is false but (R) is true
Correct Answer: A
Solution :
Sexual reproduction is Spirogyra is known as conjugation. In this process one cell, called gametangium (PI. gametangia) functions as female and receives male gamete of adjacent cell, called aplanogamete which is simply a non-flagellated mass of protoplasm formed in the aplanogametangium. This transfer of aplanogamete to gametangium leaves behind an empty cell. Here, assertion and reason both are correct and reason is correct explanation of assertion.
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