If Cells Are Grown in a Medium Containing Radioactive ¹⁵N

question 36

Multiple Choice

If cells are grown in a medium containing radioactive ¹⁵N, which of these molecules will be labeled?

• A) fatty acids only
• B) nucleic acids only
• C) proteins only
• D) amylase only
• E) both proteins and nucleic acids

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Definitions:

Major Depression

A mood disorder characterized by persistent feelings of sadness, loss of interest in activities, and a variety of emotional and physical symptoms.

Hallucinations

Hallucinations are perceptions in the absence of external stimuli that have qualities of real perception, often seen in psychiatric disorders like schizophrenia.

Adult-onset Schizophrenia

A subtype of schizophrenia that manifests in individuals typically after the age of 18, characterized by delusions, hallucinations, and cognitive deficits.

Prefrontal Cortex

The part of the frontal lobe of the brain that helps regulate complex behaviors, decision making, and moderating social behavior.