What determines if a T-cell will become a gamma:delta or alpha:beta T-cell? Select one: O a. The first to successfully rearrange both chains of the TCR (alpha:beta or gamma:delta) will expressed. Ob. Successful rearrangement of the beta chain gene permanently turns off gamma:delta chain rearrangements. Gamma:delta genes use a different transcription factor which is more efficient, allowing gamma:delta to be transcribed at higher levels. C. Od. The alpha chain gene is located within the delta chain genes, and is eliminated when the delta chain genes rearrange, allowing gamma:delta to rearrange more often. None of the answers are correct. e.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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What determines if a T-cell will become a gamma:delta or alpha:beta T-cell?
Select one:
O a. The first to successfully rearrange both chains of the TCR (alpha:beta or gamma:delta) will expressed.
Ob. Successful rearrangement of the beta chain gene permanently turns off gamma:delta chain rearrangements.
Gamma:delta genes use a different transcription factor which is more efficient, allowing gamma:delta to be
transcribed at higher levels.
Oc.
Od. The alpha chain gene is located within the delta chain genes, and is eliminated when the delta chain genes
rearrange, allowing gamma:delta to rearrange more often.
None of the answers are correct.
e.
Transcribed Image Text:What determines if a T-cell will become a gamma:delta or alpha:beta T-cell? Select one: O a. The first to successfully rearrange both chains of the TCR (alpha:beta or gamma:delta) will expressed. Ob. Successful rearrangement of the beta chain gene permanently turns off gamma:delta chain rearrangements. Gamma:delta genes use a different transcription factor which is more efficient, allowing gamma:delta to be transcribed at higher levels. Oc. Od. The alpha chain gene is located within the delta chain genes, and is eliminated when the delta chain genes rearrange, allowing gamma:delta to rearrange more often. None of the answers are correct. e.
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