Q60 of 100 Page 161

What is a clone ? Name one famous clone.

The organisms which are produced asexually are genetically identical to the parent and are called clones.

Dolly was born on 5th July 1996 and was the first mammal to be cloned.


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58

What is meant by ‘reproduction’ ? why is it essential ?

 59

Define asexual reproduction. Name two methods of asexual reproduction in animals. Name two animals which reproduce by these asexual reproduction methods.

 61

Explain the term ‘fertilization’. Describe the process of fertilization in human beings.

 61

Draw a labeled diagram to show the fertilization of a human egg by a sperm to form a zygote.