Genetic Variation Flashcards
1
Q
What chromosomes do males have and what do females have?
A
Male=XY
female=XX
2
Q
What is an allele?
A
One version of a gene (like Can roll tongue)
3
Q
What is Polydactyly?
A
an inherited disease which gives you extra digits E.g toes or fingers
4
Q
What is cystic fibrosis?
A
It’s a disease that affects cell membranes
Causes production of thick sticky mucus
affect the pancreas and lungs
5
Q
What are genes?
A
They are a small section of DNA
