Inheritance

Question 1

Which characteristic of cats is inherited by one pair of genes?

Answer 1

Hair (or fur) length

Question 2

What are alleles?

Answer 2

Pairs of genes for one characteristic, one inherited from each parent.

Question 3

Alleles

Answer 3

So there are almost always two copies of each gene. Pairs of genes for a characteristic are called alleles. Therefore there are alleles for almost every one of your characteristics.

Question 4

Inheritance of genetic disorders

Answer 4

A genetic disorder is an inherited medical condition. It can be passed from parents to their children. Examples include cystic fibrosis, sickle cell disease and haemophilia.

Question 5

If the males eye colour alleles are Cc and the females eye colour alleles are Cc, what would the children eye colour look like

Answer 5

https://ichef.bbci.co.uk/images/ic/800xn/p09l7pd9.png

Question 6

Heterozygous

Answer 6

a condition where an individual possesses two different versions (alleles) of a gene.

Question 7

Homozygous

Answer 7

an individual with two identical alleles (versions of a gene) for a particular trait

Question 8

Summary of inheritance

Answer 8

the passing down of traits and characteristics from parents to their offspring through genes.

Question 9

Quiz score:

Answer 9

1. 10/10