All of the Following Pertain to Interferon Except

question 69

Multiple Choice

All of the following pertain to interferon except

• A)is a protein.
• B)is produced by certain white blood cells and tissue cells.
• C)includes alpha,beta,and gamma types.
• D)inhibits viruses,tumors,and cancer gene expression.
• E)increases capillary permeability and vasodilation.

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Definitions:

Proportional Plus Derivative

A control method in feedback system design that uses a combination of the proportional and derivative actions to improve system response and stability.

PID

Proportional-Integral-Derivative closed-loop control that lets the user hold a process variable at a desired set-point.

Thermistor

A type of resistor whose resistance varies significantly with temperature, widely used as temperature sensors.