Skip to content
MathsGenie logo
Open app

Course home

  1. IGCSE
  2. Biology Edexcel
  3. Question bank

Inheritance

EasyMediumHard
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465
Question 1

Marfan syndrome is an autosomal dominant disorder caused by a dominant allele MMM.

A woman with Marfan syndrome has a father who does not have the condition. The woman's partner also does not have the condition.

The couple has five children.

Calculate the probability that all five of their children will be unaffected by Marfan syndrome. Give your answer as a fraction, decimal, or percentage.

[4]

Inheritance Questions

  1. IGCSE
  2. /Biology
  3. /Inheritance