Question

When two organisms are similar in their external form but differ in their genetic make-up, they are referred as ______.

विकल्प

• genotype

• phenotype

• homozygous

• heterozygous

Answer 1

When two organisms are similar in their external form but differ in their genetic make-up, they are referred as heterozygous.

Explanation:

Heterozygous individuals carry different alleles of a gene. Different genotypes, such as TT and Tt, can have the same external phenotype when one allele is dominant.