question_answer

When a tall plant with rounded seeds (TTRR) is crossed with a dwarf plant with wrinkled seeds (ttrr), the \[{{F}_{1}}\] generation consists of tall plants with rounded seeds? How many types of gametes an \[{{F}_{1}}\]plant would produce.

A)  One                                     

B)  Three

C)  Four                                     

D)  Eight

Correct Answer: C

Solution :

When a tall plant with rounded seeds (TTRR) is crossed with a dwarf plant with wrinkled seeds (ttrr), the \[{{F}_{1}}\] generation consists of tall plant with rounded seeds. Tall round seeds Dwarf wrinkled seeds Therefore, the \[{{F}_{1}}\]plant would, produce four types of gametes.