First slide

Inheritance of One Gene

Question

How many genotypically different types of gametes are formed in a plant with genotype Rr?

Easy

A

1
B

8
C

4
D

2

Solution

The number of types of gametes are given by the formula $2^{n}$ , where n is the number of heterozygous conditions.
Rr has one heterozygous condition. Therefore, the number of types of gametes produced will be $2^{1}$ = 2. The gametes genotypes are R and r.

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