Protein synthesis (Edexcel 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 the two main stages of protein synthesis?
What are the two main stages of protein synthesis?
Transcription and translation
Which base does mRNA use instead of thymine?
Which base does mRNA use instead of thymine?
Uracil
What is the function of RNA polymerase?
What is the function of RNA polymerase?
Joins RNA nucleotides to make mRNA
Where in the cell are proteins made?
Where in the cell are proteins made?
Cytoplasm by ribosomes
What is a codon?
What is a codon?
Three bases in mRNA coding for 1 amino acid
What is the role of tRNA in protein synthesis?
What is the role of tRNA in protein synthesis?
Carries amino acids to the ribosome
What is an anticodon?
What is an anticodon?
Part of tRNA complementary to a codon
What does the ribosome produce by joining amino acids together?
What does the ribosome produce by joining amino acids together?
A polypeptide (protein)
Where must RNA polymerase bind before transcription can occur?
Where must RNA polymerase bind before transcription can occur?
Non-coding DNA region before a gene
How many bases in DNA code for one amino acid?
How many bases in DNA code for one amino acid?
3 bases