For One Person to Produce Over a Million Different Antibody

question 12

Multiple Choice

For one person to produce over a million different antibody molecules could not possibly require over a million different genes. Instead, this variability is accounted for by which processes?

• A)alternative splicing of exons after transcription
• B)increased rate of mutation in the RNA molecules
• C)DNA rearrangements followed by alternative splicing of the transcripts
• D)DNA rearrangements in the thymus cells
• E)crossing-over between the light and heavy chains of each antibody molecule during meiosis I

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Definitions:

Axillary

Pertaining to the armpit area, often used in measurements of temperature or lymph node evaluation.

Antipyretic

A type of medication used to reduce or prevent fever.

Blood Cultures

Laboratory tests that check for the presence of bacteria, fungi, or other microorganisms in the blood, often used to identify infections.

Antibiotic

Medications used to treat infections by killing or inhibiting the growth of bacteria, essential in managing bacterial infections.