Which of the following is correct about S-adenosylmethionine (SAM) is formed from the amino acid methionine so that

A) methyl groups can be formed.

B) it can react with nucleophilic acceptors.

C) it can donate methyl groups in many biosynthetic reactions.

TLS Online TPP Program

#Question id: 1806

#Unit 4. Cell Communication and Cell Signaling

In the thymic medulla, the majority of γδ T-cells are:

TLS Online TPP Program

#Question id: 1807

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements is TRUE of NKT cells?

TLS Online TPP Program

#Question id: 1808

#Unit 4. Cell Communication and Cell Signaling

CD8+ T-cells bearing an αβ TCR:

TLS Online TPP Program

#Question id: 1809

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements is TRUE of αβ T-cells?

TLS Online TPP Program

#Question id: 1810

#Unit 4. Cell Communication and Cell Signaling

Allelic exclusion is not seen for:

TLS Online TPP Program

#Question id: 1811

#Unit 4. Cell Communication and Cell Signaling

The first wave of fetal γδ T-cell receptor cells in mouse colonize the: