A/An is an alternative form of a gene. Organisms typically have alleles for a single trait.

one

No worries! We‘ve got your back. Try BYJU‘S free classes today!

allele

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

two

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

chromosome

No worries! We‘ve got your back. Try BYJU‘S free classes today!

DNA

No worries! We‘ve got your back. Try BYJU‘S free classes today!

three

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct options are
B allele
C two
An allele is an alternative form of a gene that is located at a specific position on a specific chromosome. Organisms typically have two alleles for a single trait. One allele is inherited from the father and the other is inherited from the mother.

Suggest Corrections

	I		II
A	Dominance	i	In a heterozygous organism both alleles express themselves fully
B	Epistasis	ii	A single gene influences many characters
C	Pleiotropy	iii	One gene is suppressed by other gene.
D	Codominance	iv	One allele masks the other allele of the same gene