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BS Nursing

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Practice Questions

The process of glucose being synthesized from glycogen is known as:

A. Glycolysis
B. Glycogenolysis
C. Glycogenesis
D. Gluconeogenesis
nmdcat.online Bio chemistry for nurses
Jun 6, 2026
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

A solution with a pH of 7.0 is considered:

A. Acidic
B. Neutral
C. Basic (alkaline)
D. Highly acidic
nmdcat.online Bio chemistry for nurses
Jun 6, 2026
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

The overall sequence of nucleotides in a DNA molecule constitutes its:

A. Tertiary structure
B. Secondary structure
C. Primary structure
D. Quaternary structure
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

A protein’s secondary structure involves localized folding patterns like alpha-helices and beta-pleated sheets, which are primarily stabilized by:

A. Covalent bonds
B. Ionic bonds
C. Hydrogen bonds between backbone atoms
D. Disulfide bonds
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

The metabolic pathway that breaks down glucose into two molecules of pyruvate, generating a small amount of ATP and NADH, is:

A. Krebs Cycle
B. Oxidative phosphorylation
C. Glycolysis
D. Gluconeogenesis
nmdcat.online Bio chemistry for nurses
Jun 6, 2026
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

The process of joining two smaller molecules together to form a larger one, typically removing a water molecule, is called:

A. Hydrolysis
B. Condensation (dehydration synthesis)
C. Oxidation
D. Reduction
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

The enzyme that catalyzes the final step of the electron transport chain, transferring electrons to oxygen to form water, is:

A. ATP synthase
B. Cytochrome c oxidase
C. NADH dehydrogenase
D. Succinate dehydrogenase
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

A solution with a high concentration of hydrogen ions will have a:

A. High pH
B. Low pH
C. Neutral pH
D. Variable pH
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

The nitrogenous base common to both DNA and RNA is:

A. Thymine
B. Uracil
C. Adenine
D. Guanine
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

The primary function of the electron transport chain in cellular respiration is to:

A. Synthesize glucose.
B. Produce lactate.
C. Generate a proton gradient to drive ATP synthesis.
D. Break down fatty acids.
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

A deficiency in Vitamin D can impair calcium absorption, leading to weakened bones. Vitamin D’s primary role in bone health is to:

A. Directly strengthen bones.
B. Stimulate osteoclast activity.
C. Promote calcium and phosphate absorption in the intestine.
D. Promote protein synthesis.
nmdcat.online Bio chemistry for nurses
Jun 6, 2026

A competitive inhibitor’s effect on an enzyme can typically be overcome by:

A. Increasing temperature.
B. Decreasing substrate concentration.
C. Increasing substrate concentration.
D. Decreasing enzyme concentration.
nmdcat.online Bio chemistry for nurses
Jun 6, 2026
nmdcat.online Bio chemistry for nurses
Jun 6, 2026
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