Question

Dimpled chin and free earlobes are two dominant characters in humans. Smooth chin and attached earlobes are recessive characters. A person has the genotype Ddff. Which of the following statements is correct with respect to this genotype

The person is heterozygous for the first character and homozygous for the second.



The person is homozygous for the first character and heterozygous for the second.



The person is homozygous for both characters.

Answer 1

When the person has one dominant and one recessive allele then it's called as heterozygous and when they have both dominant or both recessive its called as homozygous.

Answer 2

Got it ?

Answer 3

thank you!

Answer 4

Can u select the correct option now ?

Answer 5

is it A?

Answer 6

Yes

Answer 7

BINGO !!!

Answer 8

Thanks for the help :)

Answer 9

\(\color{red}{\huge\bigstar}\huge\text{You're Most Welcome! }\color{red}\bigstar\)
\(~~~~~~~~~~~~~~~~~~~~~~~~~~~\color{green}{\huge\ddot\smile}\color{blue}{\huge\ddot\smile}\color{pink}{\huge\ddot\smile}\color{red}{\huge\ddot\smile}\color{yellow}{\huge\ddot\smile}\)