Cytotoxic T Cells ________

question 2

Multiple Choice

Cytotoxic T cells ________.

• A)are directly activated by antigens
• B)lack specificity for antigen.
• C)secrete granzymes and perforins that damage target cells
• D)secrete interleukin-2 to stimulate B and T cells
• E)All of the choices are correct.

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Definitions:

IR Spectra

The graphical representation of infrared light absorption by molecules, used to identify chemical bonds and functional groups in a substance.

IR Spectroscopy

A technique used to identify and study chemicals based on their absorption of infrared light, indicative of molecular vibrations and structure.

Compounds

Substances formed from the chemical combination of two or more elements in a fixed ratio, characterized by specific properties.

Characteristic Stretch

Refers to a specific vibration in a molecule observed in IR spectroscopy, corresponding to the bond or functional group unique to that molecule.