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6.6 All of the following statements about the activation of CD8\' T cells are co

ID: 272731 • Letter: 6

Question

6.6 All of the following statements about the activation of CD8' T cells are correct, except. A. Phosphorylation of ITAM tyrosine residues in CD3 complenufated B. The enzymatic activity of Phospholipase C gamma is s C. Involves NFAT-medicated gene transcription D. Requires more Signal 2than theactivation of CD4"T cells E. Involves CD25 activation 6.7 All of the following statements about Memory T cells are correct A. Express either CD4 or CD8 B. Once generated, Ag-specific memory cells will outnumber naïve T cells for a particular Ag in primary immune responses, but respond in secondary immune responses re produced i D. Requir E. Express a higher affinity TCR than naive T cells e less Ag receptor stimulation than naïve T cells to become activated 5 7. Which would have a more detrimental consequence on an individual's health and longevity-absence the function of both proteins. (6 pts) of activation-induced cytidine deaminase or an absence of Artemus. Justify your answer and include

Explanation / Answer

6.6 - Option e because CD 25 activation is involved in the regulatory T cell formation.

6.7- Option B , they do not outnumber the naive cells.