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Meredith J.
Ph.D. student/Tutor in Biochemistry, Biology, Chemistry, and Proofreading
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Biochemistry
TutorMe
Question:

The primary structure of a protein consists of amino acids that are covalently linked via ___ bonding, whereas the alpha helices and beta sheets found in secondary protein structures are stabilized via ____ bonding.

Meredith J.
Answer:

Peptide bonding; hydrogen bonding

Basic Chemistry
TutorMe
Question:

This principle states that when equilibrium is altered (by changes in pressure, temperature, concentration, etc.), the equilibrium will shift to alleviate that change.

Meredith J.
Answer:

Le Chatelier's Principle

Biology
TutorMe
Question:

In glycolysis, three enzymatic reactions require energy (ATP) and are thus irreversible. What are the three irreversible enzymatic reactions in glycolysis?

Meredith J.
Answer:

Reactions catalyzed by hexokinase, phosphofructokinase, and pyruvate kinase are irreversible because they are coupled to the hydrolysis of ATP to ADP and Pi.

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