Cell Division (AQA GCSE Biology Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are chromosomes made up of?
What are chromosomes made up of?
Long, tightly coiled strands of DNA
What are genes?
What are genes?
Short sections of DNA on chromosomes
What does each gene provide instructions for?
What does each gene provide instructions for?
Making a specific protein
How many pairs of chromosomes are in human body cells?
How many pairs of chromosomes are in human body cells?
23 pairs
What is the total number of chromosomes in human body cells?
What is the total number of chromosomes in human body cells?
46 chromosomes
Where do you inherit your chromosomes from?
Where do you inherit your chromosomes from?
One from each pair from mother, one from father
How many chromosomes do sex cells (gametes) contain?
How many chromosomes do sex cells (gametes) contain?
23 chromosomes
How many chromosomes does an embryo have after fertilisation?
How many chromosomes does an embryo have after fertilisation?
46 chromosomes
What is the nucleus?
What is the nucleus?
The control centre of the cell
How many genes does each chromosome carry?
How many genes does each chromosome carry?
Many genes