Gustducin

question 36

Multiple Choice

Gustducin

• A)is an olfactory G-protein.
• B)is related to transducin of the eye.
• C)activates second-messenger systems that hyperpolarize the receptor cell.
• D)All apply.

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Definitions:

Feldspar

A group of silicate minerals that are among the most abundant minerals in the Earth's crust, commonly found in igneous, metamorphic, and sedimentary rocks.

Calcite

A common naturally occurring calcium carbonate mineral, often found in sedimentary rocks, and the primary mineral that makes up limestone.

Chemical Elements

Substances that cannot be broken down into simpler substances by chemical means, and are defined by the number of protons in their atomic nuclei.

Reddish Streak

The color mark left by a mineral when it is dragged across an unglazed porcelain plate.