Inheritance (AQA GCSE Biology Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What does inheritance mean in biology?
What does inheritance mean in biology?
How traits pass from parents to children
What type of allele causes polydactyly?
What type of allele causes polydactyly?
Dominant allele
How many copies of the faulty gene are needed to have polydactyly?
How many copies of the faulty gene are needed to have polydactyly?
One copy
If one parent has polydactyly (Pp) and one doesn't (pp), what's the chance their child will have it?
If one parent has polydactyly (Pp) and one doesn't (pp), what's the chance their child will have it?
50%
What type of allele causes cystic fibrosis?
What type of allele causes cystic fibrosis?
Recessive allele
What is a carrier in genetics?
What is a carrier in genetics?
Has one copy but doesn't show condition
If both parents are CF carriers (Ff), what's the chance their child will have CF (ff)?
If both parents are CF carriers (Ff), what's the chance their child will have CF (ff)?
25%
What are the sex chromosomes for females and males?
What are the sex chromosomes for females and males?
Females XX, Males XY
Which parent determines the sex of the baby?
Which parent determines the sex of the baby?
Father
What do Punnett squares help us work out?
What do Punnett squares help us work out?
Chances of inheriting characteristics