Question

URGENT!!! WILL GIVE MEDAL!!!!
A student studying the following pedigree states that person #9 is homozygous for a dominant trait. Explain how she was able to determine this.
A)because both male and female members of this family display the trait
B) Because this trait appeared in every generation of this family
C)Because this person’s children, both male and female, all have the trait
D) because this person’s children all express the dominant trait even though her spouse is recessive for the trait

Answer 1

Do you have the pedigree chart?

Answer 2

yes sorry

Answer 3

can you help me?

Answer 4

I can try.

Answer 5

I would have to say that it is D, that her children express the trait even though the spouse is recessive.

Answer 6

okay, thanks

Answer 7

Of course. :)