There Are Four Bases in DNA: Adenine, Thymidine, Guanine, and Cytosine

question 72

Multiple Choice

There are four bases in DNA: adenine, thymidine, guanine, and cytosine. How do they pair up?

• A) A-T and G-C
• B) A-G and T-C
• C) T-G and A-C
• D) G-A and C-T
• E) It varies.
• 4)7

---

Definitions:

Longitudinal Study

A research design that follows the same subjects over a period of time, allowing for the examination of changes and developments.

Adolescent

A young person in the transition phase between childhood and adulthood, typically aged 10 to 19 years.

Conflict

An active disagreement or struggle between individuals or groups, which can occur at interpersonal, communal, or international levels, often driven by differing interests or beliefs.

Lying

Lying is the act of deliberately making a false statement with the intention of deceiving others.