NEET2023Botany-Genetics
NEET 2023 Botany Gene Expression MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The phenomenon of pleiotropism refers to
A
presence of two alleles, each of the two genes controlling a single trait.
B
a single gene affecting multiple phenotypic expression.
C
more than two genes affecting a single character.
D
presence of several alleles of a single gene controlling a single crossover.
Correct Answer
Option B
Detailed Explanation
Pleiotropism occurs when one gene influences multiple phenotypic traits.
Found an issue with this question?
Related Questions
More from 2023
A football player is moving southward and suddenly turns eastward with the same speed to avoid an opponent. The force that acts on the player while tu...
MechanicsPhysics
In tissue culture experiments, leaf mesophyll cells are put in a culture medium to form callus. This phenomenon may be called as :
DedifferentiationBotany
Match List I with List II.
Human PhysiologyZoology