Question Detail
Question
When both alleles are different, the individual is said to be
Correct Answer
Option D is the correct answer.
Detailed Explanation
Heterozygous refers to having two different alleles for a particular gene (e.g., Aa). Homozygous means having two identical alleles (e.g., AA or aa).
Hint
'Hetero' means different. Which term describes different alleles?