The Function of PKA in G Smechanisms Is to
A) $\alpha$

question 3

Multiple Choice

The function of PKA in G smechanisms is to

• A) Alter the activity of target proteins by phosphorylating them at serine or threonine residues
• B) Synthesize cAMP from ATP
• C) Degrade cAMP
• D) Activate proteins by directly binding to them
• E) Catalyze the re-association of the \(\alpha\) and \(\beta\)Ƴ subunits

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Definitions:

Secondary Consumer

An organism that feeds on primary consumers; typically a carnivore or omnivore that occupies the third trophic level in a food chain.

Decomposer

Organisms, such as bacteria and fungi, that break down dead organisms and waste materials, recycling nutrients in ecosystems.

Fungi

A kingdom of complex organisms that obtain nutrients by breaking down organic material, including molds, yeast, and mushrooms.

Secondary Consumer

An organism that primarily eats primary consumers, which are herbivores that eat producers like plants and algae, situating it in the middle level of the food chain.