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Mendel's Dihybrid Experiments

How many type...

Question

How many types of gamete are formed from an individual with genotype TtRr?

A

2

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B

6

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C

8

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D

4

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Solution

The correct option is B 4
Total number of types of gamete produce by an organism is $2^{n}$ , where n is the number of heterozygous genes present. Since given genotype TtRr is heterozygous for two genes, thus total possible gametes by it = $2^{2}$ =4.

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