Type 2X Skeletal Muscle Fibers Have Fast Myosin ATPase Activity

question 20

True/False

Type 2X skeletal muscle fibers have fast myosin ATPase activity.

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Definitions:

Pre-B Cells

Immature B cells undergoing maturation in the bone marrow, important for the adaptive immune system.

Negative Selection

A process in immunology where self-reactive T or B cells are eliminated during development, preventing autoimmune diseases.

Positive Selection

A process in the immune system whereby cells that recognize a foreign antigen with high affinity are selectively proliferated.

Cold

A decrease in temperature, or a viral infection causing symptoms like runny nose, coughing, and sore throat.