Class Switch Recombination Does Which of the Following

question 105

Multiple Choice

Class switch recombination does which of the following?

• A) creates a change at a single nucleotide
• B) copies nucleotide sequences from a pseudogene V into the V(J)D
• C) swaps exons of the constant region between highly repetitive regions
• D) all of these

---

Definitions:

PNS

Peripheral Nervous System, which includes all the nerves that lie outside the brain and spinal cord, responsible for connecting the CNS to the limbs and organs.

Microbial Infection

Invasion and multiplication of microorganisms in body tissues, causing disease or symptoms.

Microglia

Small neuroglial cells that become phagocytic and mobile in response to inflammation; considered to be macrophages within the central nervous system.

Proliferate

To increase rapidly in numbers; commonly used in biological contexts to describe cell multiplication.