(A) In blood group $AB$,the alleles for both antigens,$A$ $(I^A)$ and $B$ $(I^B)$,are expressed equally and independently,resulting in the genotype $I

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

(A) In blood group $AB$,the alleles for both antigens,$A$ $(I^A)$ and $B$ $(I^B)$,are expressed equally and independently,resulting in the genotype $I^A I^B$ (phenotype $AB$).Since both alleles express themselves simultaneously in the heterozygote,this phenomenon is known as co-dominance.

Class 12 Biology Principles of Inheritance and Variation Codominance

Easy

Formation of $AB$ type of blood group in humans is due to . . . . . . inheritance.

MHT CET 2024 All MHT CET

A
co-dominance
B
incomplete dominance
C
complete dominance
D
pleiotropy

Explore More

Browse All

Question Bank

All Subjects

Class 12 Questions

Class 12

Biology Questions

Chapter

Principles of Inheritance and Variation

Subtopic

Codominance

Previous Year

MHT CET 2024 Paper All MHT CET years →

In short-horned cattle,genes for red $(R)$ and white $(r)$ coat colour occur. $A$ cross between red $(RR)$ and white $(rr)$ produces $(Rr)$ roan. This is an example of:

Medium

View Solution

The $AB$ blood group exhibits which of the following phenomena?

Medium

View Solution

When both alleles of a pair are fully expressed in a heterozygous condition,it is called $:-$

Easy

View Solution

Mendel's law is not applicable in which of the following cases?

Medium

View Solution

$A$ roan bull is crossed with three cows. Cow $A$ has the same genotype as the roan bull,cow $B$ is red,and cow $C$ is white. What should be the proportion of roan offspring in each group of cows?

Difficult

View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial

For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free

For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo

Formation of $AB$ type of blood group in humans is due to . . . . . . inheritance.

Similar Questions

In short-horned cattle,genes for red $(R)$ and white $(r)$ coat colour occur. $A$ cross between red $(RR)$ and white $(rr)$ produces $(Rr)$ roan. This is an example of:

The $AB$ blood group exhibits which of the following phenomena?

When both alleles of a pair are fully expressed in a heterozygous condition,it is called $:-$

Mendel's law is not applicable in which of the following cases?

$A$ roan bull is crossed with three cows. Cow $A$ has the same genotype as the roan bull,cow $B$ is red,and cow $C$ is white. What should be the proportion of roan offspring in each group of cows?

Vedclass Test Series

Exam Paper Generator

Online Exam Module