G. HOTS questions :
1. How is an ovum different from a zygote ?
2. How can the technique ?cloning ? be useful for mankind?

Dear student,

Kindly find your answers bellow:
1. Difference between ovum and zygote
Ovum zygote
Female gamete It is the fused product of supermarket and ovum
Present in body before fertilization  Present in body post-fertilization
2. Following are the uses of cloning:
i) Cloning is a useful technique for infertile couples.
ii) It is used to study genes and genetic disorders.
iii) It is used in pharmaceutical and therapeutics. 
iv) It can be used to protect endangered species.


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