4.6.1.7 Inherited disorders MBA

What is the condition where a person inherits extra toes or fingers

• Polydactyl

• CF

• Huntingtons

• Parkinson's

Polydactyl is caused by a

• dominant allele

• recessive allele

It is possible to be a carrier of Polydactyl and not have the condition

• false

• true

If a one parent has polydactyl- what is the chance that children will inherit the disorder?

• 50%

• 100%

• 25%

• 0%

CF is a disorder of

• cell membranes

• lungs

• pancreas

• cell walls

The effect of CF is

• thick mucus

• low white blood cells

• muscle degeneration

The mucus 'blocks up' the

• lungs and pancreas

• brain and spinal cord

• heart

• nerves

In in 25 Uk people have a CF gene

• true

• false

CF is a

• recessive gene

• dominant gene

If you are heterozygous Cc you will suffer from CF

• no

• yes