Most Cancers Are Caused by Which Kind of DNA Mutation

question 59

Multiple Choice

Most cancers are caused by which kind of DNA mutation?

• A) base substitution
• B) abasic site
• C) somatic
• D) nucleotide deletions

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Definitions:

Insomnia

A sleep disorder characterized by difficulty falling and/or staying asleep.

Psychiatric Disorder

A mental disorder that significantly affects an individual's thoughts, feelings, behaviors, and interaction with others, diagnosed according to standardized criteria.

Sleep Apnea

A serious sleep disorder where breathing repeatedly stops and starts during sleep, leading to insufficient rest and health risks.

Chronic Insomnia

A long-term sleep disorder characterized by difficulty falling asleep, staying asleep, or experiencing restorative sleep.