12 Questions
What type of mutation occurs when a single base pair is affected?
Point mutation
In a deletion mutation, what happens to a base or part of a DNA molecule?
It is lost from the sequence
What is the result of an insertion mutation in a DNA sequence?
An extra base is added to the sequence
Which type of mutation involves replacing an existing base with a different base?
Substitution mutation
How do point mutations affect the DNA when they occur in non-gene regions?
They have no noticeable effect
What can be a significant effect of a point mutation that occurs within a gene?
Loss of function in the coded protein
Which of the following best describes genetic mutations based on the text?
Genetic mutations are more likely to have harmful effects than positive ones.
How do mutations often occur in a DNA strand according to the text?
Mutations can arise during DNA replication or due to damage in the DNA strand.
What can lead to a mutation affecting a large part of a chromosome?
Damage or breakage of a DNA strand during replication
How does a point mutation differ from other mutations?
It affects a single base pair in a DNA strand.
What factor determines the impact of a mutation according to the text?
The size or amount of DNA affected by the mutation
Why are genetic mutations often depicted unrealistically in movies and comic books based on the text?
To add excitement and entertainment value, ignoring the common harmful nature of mutations.
Explore the portrayal of genetic mutations in movies and comic books, where characters often develop incredible powers. Learn about the reality of genetic mutations, which are more likely to be harmful than helpful but can also result in unique traits. Understand how changes in DNA can lead to both genetic diseases and potential protective traits.
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