Best example for pleiotropy is

English

Gujarati

Hindi

4.Principles of Inheritance and Variation

easy

The best example for pleiotropy is

A

$ABO$ Blood group

B

Skin colour

C

Phenylketoneuria

D

Colour Blindness

(NEET-2020)

Solution

Pleiotropic gene can exhibit multiple phenotypic expression.

An example of this is the disease phenylketonuria.

ABO blood group- Multiple allelism

Skin colour- Shows polygenic inheritance

Colour blindness $-$ Mendelian disorder

Standard 12

Biology

Share

Similar Questions

If a character is always transmitted directly from a father to all his sons and from their sons to all their sons, then which chromosome carries the gene for the character

medium

Haemophillic man marries a normal woman. Their offsprings will be

medium

(AIPMT-1999)

Carrier of genes of colour blindness are present in

medium

Choose correct option.

$(i)$ The heterozygous female transmit the disease to son.

$(ii)$ Change in the shape of the $RBC$ from biconcave disc to elongated sickle like structure.

$(iii)$ Mentally retarded.

$(iv)$ Heamoglobin not formed proper amount in blood.

medium

Recessive characters are expressed

medium