Home › TS EAMCET › Biology › Principles of Inheritance and Variation › In polygenic inheritance, how does each allele a…
In polygenic inheritance, how does each allele affect the phenotype?
AIn an additive way
BOnly when recessive
CBy blocking other genes
DIn a multiplied way
Answer & Solution
Correct answer: A. In an additive way
Each allele adds its own contribution to the phenotype, so the number of dominant alleles decides the degree.
Related questions
The total number of chromosomes in a normal human cell is what?Polyploidy is often seen in which group of organisms?Absence of one chromosome of a pair is termed what?Klinefelter's individuals have which feature besides masculine development?Turner's syndrome results from what chromosomal change in females?Who first described Down's syndrome in 1866?Chromosomal disorders arise from absence, excess or abnormal what?Alpha thalassemia involves genes on which chromosome?