A) Sperm is viable for only up to 24 h
B) Survival of sperm depends on the pH of the medium and is more active in alkaline medium
C) Viability of sperm is determined by its motility
D) Sperms must be concentrated in a thick suspension
Correct Answer: A
Solution :
Sperms are viable for 24 h to 48 h, whereas the human ovum is viable only for 24 h.
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