DNA & the Genome (AQA GCSE Biology Combined Science): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What type of molecule is DNA?
What type of molecule is DNA?
A polymer
How many strands make up the structure of DNA?
How many strands make up the structure of DNA?
Two strands
What is the name of the structure formed when DNA strands wrap around each other?
What is the name of the structure formed when DNA strands wrap around each other?
Double helix
Where is DNA contained in the nucleus?
Where is DNA contained in the nucleus?
In chromosomes
How many nitrogenous bases are there in DNA?
How many nitrogenous bases are there in DNA?
Four
What is a gene?
What is a gene?
A small section of DNA on a chromosome
What does a gene code for?
What does a gene code for?
A specific protein
What do amino acids join together to make?
What do amino acids join together to make?
A protein
What is the genome?
What is the genome?
All genes coding for all proteins
What has studying the human genome helped improve understanding of?
What has studying the human genome helped improve understanding of?
Genes linked to different types of disease