OBJECTIVE LIFE SCIENCE
GENETICS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Which of the following is homozygous dominant genotype?
|
|
rr
|
|
|
Rr
|
|
|
RR
|
|
|
None of the above
|
Explanation:
Detailed explanation-1: -A round seeded plant ( R ) is dominant to a wrinkled seeded plant ( r).
Detailed explanation-2: -So, the correct answer is ‘TT and tt’.
Detailed explanation-3: -That can be either AA or aa, homozygous dominant or homozygous recessive. An individual who is homozygous dominant for a particular gene will have two dominant “A” alleles for that gene. An individual who is homozygous recessive will have the “aa” genotype, two recessive “a” alleles.
There is 1 question to complete.