KA4- Inheritance

Question 1

What is autosomal recessive inheritance?

Answer 1

All sufferers are homozygous recessive and non sufferers are homozygous dominant or heterozygous. This trait is rarely expressed and may skip generations.

Question 2

What is autosomal dominant inheritance?

Answer 2

All non sufferers are homozygous recessive and sufferers are homozygous dominant or heterozygous.

Question 3

What is incomplete dominance?

Answer 3

When dominant allies do not fully express themselves.

Question 4

How should incomplete dominance be written?

Answer 4

Both alleles have capital and a different letter.