Peptide hormones are

A) composed of chains of amino acids.
B) released by the reproductive organs.
C) derived from arachidonic acid.
D) lipids.
E) chemically related to cholesterol.


A) composed of chains of amino acids.

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Aftercoolers must use pipe made from materials that will not _____.

a. corrode b. expand c. contract d. become brittle

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When cutting pipe freehand, if the pipe is larger than three inches in diameter, ____.

A. the torch tip is always pointed away from the center of the pipe B. the torch tip is always pointed toward the center of the pipe C. the torch tip is held straight up and down D. the torch tip is held straight down

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Deep cycling means ________

A) Overfilling or underfilling the battery with water B) The battery is fully discharged and then recharged C) Overcharging the battery D) The battery is overfilled with acid ( )

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When manufactured, the actual size of a feature must be close to the size limits specified on the drawing.

Answer the following statement true (T) or false (F)

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