Mutations

What is a mutation?

• A type of superhero power

• A change in DNA

• A form of cancer

• A new species

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How can a mutation in DNA occur?

• Through deletion, insertion, or substitution of nucleotides

• By reading people's minds

• Through exposure to sunlight

• By gaining superhuman strength

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What percentage of the three billion nucleotides in human DNA actually code for proteins?

• 50%

• 1%

• 25%

• 10%

What can a change in a protein's shape result in?

• Increased intelligence

• Superhuman strength

• The ability to fly

• The protein acting differently or not working at all

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What is the role of some non-coding DNA regions?

• Controlling if and how genes are expressed

• They provide superhuman abilities

• They have no role

• Directly coding for proteins

How does genetic variation in a population arise?

• Through natural disasters

• From mutations

• By watching superhero movies

• Through artificial selection

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What is a potential consequence of mutations in bacteria?

• They can fly

• Resistance to antibiotics

• They become larger

• They gain superhuman strength

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What can increase the incidence of mutations?

• Listening to music

• Exposure to ionizing radiation and certain chemicals

• Eating healthy food

• Regular exercise

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