Clonal Selection of B Cells

question 93

Multiple Choice

Clonal selection of B cells .

• A) results in the formation of plasma cells
• B) occurs during fetal development
• C) only occurs in the secondary immune response
• D) cannot occur in the presence of antigens

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Definitions:

Scoliosis

A medical condition characterized by a sideways curvature of the spine that occurs most often during the growth spurt just before puberty.

Spina Bifida

A birth defect where there is incomplete closing of the spine and membranes around the spinal cord during early pregnancy.

Herniated Disk

A condition where a disk in the spine slips or ruptures, potentially pressing on nearby nerves and causing pain or other symptoms.

Ethmoidal

Pertaining to the ethmoid bone, a spongy, cubical bone contributing to the structure of the nasal cavity and the orbits of the eyes.