Non-Random Mutations in DNA

Fill in the blank: The plant can shield the most '______' genes in its DNA from changes.

• Essential

• Non-essential

• Random

• Predictable

Who was surprised by the non-random mutations discovered in the study?

• Grey Monroe

• Charles Darwin

• Albert Einstein

• Gregor Mendel

Fill in the blank: Ever since high-school ______, I have been told that mutations are random.

• Chemistry

• Physics

• Biology

• Mathematics

What is the significance of the study on non-random mutations?

• It confirms all mutations are random

• It suggests some mutations are non-random

• It denies the existence of mutations

• It supports the theory of relativity.

How long has the idea of random mutation been around in biology?

• Over 50 years

• Over 100 years

• Over 200 years

• Over 500 years

The new study does not disprove the theory of ____.

• gravity

• evolution

• relativity

• thermodynamics

Fill in the blank: If damage or copying errors are not repaired, they cause a ______, a change in the DNA sequence.

• mutation

• repair

• protein

• gene

Fill in the blank: Somatic mutations cannot be passed on to ______.

• A) offspring

• B) parents

• C) siblings

• D) friends

Which type of mutation fuels evolution by natural selection?

• Somatic

• Germline

• Non-genetic

• Acquired

Fill in the blank: Germline mutations become more or less common based on how they affect the carrier's ability to ______.

• survive

• reproduce

• mutate

• grow