In the Regulation of Glutamine Synthetase Activity, an Important Regulatory $\alpha$

question 8

Multiple Choice

In the regulation of glutamine synthetase activity, an important regulatory protein, P_II exists in two states, one with UMP covalently bound (P_II-UMP) , the other without (P_II) . Which of the following statements regarding $\alpha$ -ketoglutarate and P_II is correct?

• A)\(\alpha\)-ketoglutarate binds to P_II causing inhibition of adenylyltransferase
• B)\(\alpha\)-ketoglutarate binds to P_II causing activation of adenylyltransferase
• C)\(\alpha\)-ketoglutarate binds to P_II-UMP causing inhibition of adenylyltransferase
• D)\(\alpha\)-ketoglutarate binds to P_II-UMP causing activation of adenylyltransferase
• E)\(\alpha\)-ketoglutarate does not bind to either form of P_II

Know the concepts of diffusion and transport mechanisms in cells.

Identify anatomical directional terms and body planes.

Recognize terminology related to human body structures.

Describe the structure and function of various cell organelles.

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Definitions:

Different Time

A period distinct from the present, often implying a change in circumstances, environments, or conditions.

Confidentiality

The obligation to keep personal, medical, or official information secret and not to disclose it to unauthorized individuals.

Surveys

Research methods that collect data from a specific population to study opinions, behaviors, or characteristics, typically through questionnaires or interviews.

Drug Use

The act of consuming substances that alter the mind or body for medical purposes or recreationally, which can range from legal medications to illegal narcotics.