IP₃ Is a Second Messenger of Many Hormones

question 2

Multiple Choice

IP₃ is a second messenger of many hormones.To form this second messenger, which enzyme is needed?

• A)Phosphodiesterase.
• B)Protein kinase C.
• C)Protein kinase B.
• D)Phospholipase C.
• E)Ras.

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Definitions:

Hold-off Chambers

Enclosures within a hydraulic system designed to temporarily contain fluid under pressure, used to modulate system response or delay actuation.

Air Tanks

Containers designed to hold compressed air used in various systems, such as braking systems in large vehicles.

S-cam Foundation Brake

A common type of drum brake system used in heavy vehicles, where an S-shaped camshaft tightens the brake shoes to create braking force.

Brake Shoe Rollers

Components in drum brake systems that allow brake shoes to move smoothly when pressure is applied.