Which of the Following Best Characterizes the Function of Introns

question 14

Multiple Choice

Which of the following best characterizes the function of introns?

• A) They always serve as enzymes during gene mutation.
• B) They serve as spacers only in prokaryotic cells.
• C) They frequently function as spacers and rarely function as splicing enzymes.
• D) They always code for proteins and are never spliced by ribozymes.

---

Definitions:

Collagen Fibers

Strong, fibrous proteins found in connective tissue, providing strength and elasticity.

Osteocytes

Mature bone cells encased in bone matrix, responsible for maintaining bone tissue.

Red Bone Marrow

The active, blood-forming tissue located within the interior of bones that produces red and white blood cells and platelets.

Spongy Bone

A type of bone with a porous structure found at the ends of long bones and within the inner layers of other bones, facilitating movement and support.