Sperm does not have tail which help it to swim and reach ovum.
Sperm has tail which help it to swim and reach the ovum for fertilisation.
Ovum has tail and will help it to swim.
All of these.
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Explanation:
Second statement:
Sperm has a tail which helps it to swim and reach the ovum for fertilization.
is correct
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0
Explanation:
Work is said to be done when a Fore F acts on an object and object moves through a distance S in the direction of force. Workdone can be positive , negative or Zero
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