The Action of Methotrexate in Inhibiting Cell Growth Is Based

question 29

Multiple Choice

The action of methotrexate in inhibiting cell growth is based on its structural similarity to

• A) xanthine oxidase.
• B) dihydrofolate.
• C) PABA.
• D) S-adenosylmethionine.
• E) tetrahydrobiopterin.

---

Definitions:

Fearful

Feeling afraid or anxious about a possible or probable situation or event.

Easily Startled

A heightened tendency to react with surprise, fear, or alarm to unexpected stimuli or sudden movements.

Maltreatment Cases

Instances where an individual, typically a child, experiences abuse, neglect, or exploitation, leading to potential harm to their welfare and development.

Substantiated

Verified or proven to be true, often used in legal and social contexts to confirm the validity of claims or evidence.