Which One of the Following Statements About the Molecule Lck

question 1

Multiple Choice

Which one of the following statements about the molecule Lck is NOT true?

• A)It is a member of the Src family of kinases.
• B)It binds to the cytoplasmic tails of T cell coreceptors CD4 or CD8.
• C)It phosphorylates ITAM motifs on the CD3 complex.
• D)It phosphorylates tyrosine residues on Zap-70 and activates it.
• E)It phosphorylates PIP2 to PIP3 and leads to the activation of Itk.

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Definitions:

Ilium

The largest of the three bones making up the pelvis, contributing to the hip joint.

Acetabulum

Cup-shaped depression on the external surface of the coxa.

Articulates

Refers to two or more bones that connect in a joint, allowing for various degrees of movement or stability in the skeleton.

Femur

The thigh bone, which is the longest, largest, and strongest bone in the human body, connecting the hip to the knee.