In Fruit Flies, Per and Tim Proteins

question 129

Multiple Choice

 In fruit flies, per and tim proteins

• A) inhibit the Clock protein.
• B) promote the production of the Clock protein.
• C) are inhibited by the Clock protein.
• D) inhibit the production of each other and the Clock protein.

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Definitions:

Organic Product

A compound containing carbon atoms that has been produced through chemical reactions involving organic molecules.

β-Ocimene

An isomer of ocimene, which is a monoterpene showing a double bond at the beta position, found in various plant oils and used in fragrances.

Natural Product

A chemical compound or substance produced by a living organism found in nature.

Empirical Formula

The simplest expression of a compound's composition, showing the relative numbers of atoms of each type without structural information.