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What is true about the isolated small tr...

What is true about the isolated small tribal population.?

A

Wrestlers who develop strong body muscles in their life time pass their character on to their progeny

B

There is no change in population size as they have a large gene pool

C

There is a decline in population as boys marry girls only from their own tribe

D

Hereditary disease like colour-blindness do not spread in the isolated population

Text Solution

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The correct Answer is:
C
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