X linked genes Flashcards
1
Q
X linked genes
A
There are many genes on the X chromosome which have no Y chromosome equivalent.
2
Q
Why does this happen to x linked genes
A
This is because the X chromosome is
much bigger than the Y chromosome.
3
Q
Pedigrees
A
Pedigrees can show the phenotypes of related individuals over a number of generations.
4
Q
Hemophilia
A
usually an inherited bleeding disorder in which the blood does not clot properly.
5
Q
Homologous structure
A
similar physical features in organisms that share a common ancestor.
6
Q
analogous structures
A
similar characteristics but dont have a common ancestor
