DNA - Deoxyribose Nucleic Acid (Edexcel GCSE Biology Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What type of molecule is DNA?
What type of molecule is DNA?
A polymer
How many components make up a nucleotide?
How many components make up a nucleotide?
Three
Which base pairs with adenine in DNA?
Which base pairs with adenine in DNA?
Thymine
How many bases form a codon?
How many bases form a codon?
Three
How many different types of amino acids are there?
How many different types of amino acids are there?
20
What are the two main stages of protein synthesis?
What are the two main stages of protein synthesis?
Transcription and translation
Where does mRNA go after transcription?
Where does mRNA go after transcription?
Exits nucleus to cytoplasm
Where does translation occur?
Where does translation occur?
At a ribosome in the cytoplasm
Which mutation involves an extra base being added?
Which mutation involves an extra base being added?
Insertion
What is a gene?
What is a gene?
A small DNA section coding for a protein