sex chromosomes Flashcards
1
Q
what is sex determined by?
A
an entire chromosome pair (as opposed to most other characteristics that are just determined by one or a number of genes)
2
Q
what sex chromosomes do females have?
A
XX
3
Q
what sex chromosomes do males have?
A
XY
4
Q
how is a father responsible for determining the sex of a child?
A
only a father can pass on a Y chromosome