A.Three
B.Six
C.Nine
D.Twelve
Related Mcqs:
- A true breeding tall pea plant when crossed with a true breeding dwarf plant yielded tall plants in F1 generation which on selfing gives rise to 787 tall and 277 dwarf plant in F2 generation. The plants of F1 generation are:
- What will be the ration of plants in F2 generation when parents with tall stem (TT) are crossed with dwarf parents (tt):
- A heterozygous individual which carries unexpressed recessive gene for a sex-linked character is known as:
- In a dihybrid cross between round yellow and wrinkled green plants the F2 generation will have 16 individuals in the ration of:
- When two pea plants with white flowers were crossed, F1 hybrids produced purple colour unlike their parents but like their remote ancestors, this is an example of:
- Increase in the length of neck and fore legs in African giraffe was explained by Lamarck due to the fact that ancient giraffes stretched their neck and fore legs generation after generation and the character acquired as a result of use was inherited. Darwin also explained the phenomenon. Can you point out the way in which Darwin described it:
- If F1 generation of a cross between tall and dwarf plants is of tall plants, it indicates the character to be:
- In man certain characters may be dominant and recessive. Which of these characters are dominant:
- Which of these is a recessive trait in Drosophila (fruit fly):
- Which of these workers coined terms ‘homozygous’ and ‘heterozygous’ that we use very commonly in genetics:
