Principle Of Inheritance And Variation Question 251
Question: When experimenting with the factor of tallness in Pisum sativum, Mendel obtained the results 73.97% tall and 26.03% dwarf from one of the cross. This shows that the parents are
Options:
A) Hybrid tall and pure dwarf plant
B) Hybrid tall and pure tall plant
C) Hybrid tall and hybird tall plant
D) Pure tall and pure dwarf plant
Show Answer
Answer:
Correct Answer: C
Solution:
Tall and dwarf plants in the ratio of 3 : 1 are obtained only when the parents are hybrid tall.
Tt × Tt = TT, Tt, tT, tt = 3 : 1