Question

chromosome pairs contain different versions of genes which are called

Answer 1

also, a white mouse is crossed with a black mouse. all the offspring were grey. the genes for fur color in mice show

Answer 2

medal to best answer!

Answer 3

different versions of genes = alleles

Answer 4

your sure?

Answer 5

...genes for fur color in mice show cross dominance

Answer 6

yes...if my memory isnt faded in any way from last year I had an A* for GCSE biology

Answer 7

meh...a thank you wouldn't do any good anyway would it :/ see ya