Which Molecule Catalyzes the Synthesis of a New MRNA Molecule

question 101

Multiple Choice

Which molecule catalyzes the synthesis of a new mRNA molecule from the DNA template strand?

• A) ribosomal RNA (rRNA)
• B) RNA polymerase
• C) messenger RNA (mRNA)
• D) transfer RNA (tRNA)
• E) All of these catalyze the synthesis of a new mRNA.

---

Definitions:

Muscular Contractions

The process of muscle fibers shortening and lengthening to produce movement or maintain posture.

Incisors

The front teeth in mammals, typically characterized by their sharp edges for cutting food.

Complex Carbohydrate

Carbohydrates consisting of long chains of monosaccharide units bound together, offering energy and fiber.

Sucrose

A disaccharide composed of glucose and fructose, commonly known as table sugar and used as a sweetener and preservative.