Q8 of 56 Page 220

Reproduction is essential for living organisms in order to:

Reproduction is essential for all life forms to continue species generation after generation since for the existence of a race individuals are to be reproduced which is possible only through reproduction.

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6

In figure the parts A, B and C are sequentially:

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Offspring formed as a result of sexual reproduction exhibits more variations because:

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During adolescence, several changes occur in the human body. Mark one change associated with sexual maturation in boys:

 10

In human females, an event that reflects onset of reproductive phase is: