Mutations (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 is a mutation?
What is a mutation?
A change in a gene or chromosome
Which two words describe when mutations occur?
Which two words describe when mutations occur?
Random and continuous
Why did dark peppered moths increase during the Industrial Revolution?
Why did dark peppered moths increase during the Industrial Revolution?
Better camouflaged on soot-darkened bark
Which type of radiation can cause mutations?
Which type of radiation can cause mutations?
Gamma rays, X-rays, and UV rays
If CCG becomes CG in a DNA sequence, what type of mutation occurred?
If CCG becomes CG in a DNA sequence, what type of mutation occurred?
Deletion
What is an example of a positive mutation effect?
What is an example of a positive mutation effect?
Resistance to a disease
What causes cancer to develop?
What causes cancer to develop?
Uncontrolled cell division from mutations
What is a silent mutation?
What is a silent mutation?
Base change coding for same amino acid
Why does changing amino acid sequence alter a protein's function?
Why does changing amino acid sequence alter a protein's function?
Changes protein shape & bond locations
Which chemical mutagen is found in cigarette smoke?
Which chemical mutagen is found in cigarette smoke?
Tar