Biology, asked by saraphinacota, 11 months ago

What is the significance of using identical and fraternal twins when studying the effect of the environment on heredity?

Answers

Answered by viji18net

4

Answer:

Since identical twins share the same genetic blueprint, differences between twins must be caused by environmental factors. Fraternal twins only share 50% of their genes. Studying identical and fraternal twins allows scientists to estimate how genes and the environment interact. 4.5

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