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Bio chemistry for nurses

164 questions found

Practice Questions

The breaking of a glycosidic bond between two monosaccharides to form individual monosaccharides is a process of:

A. Condensation

B. Hydrolysis ✓

C. Polymerization

D. Oxidation

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

The primary structure of a protein is defined by its:

A. Alpha-helix and beta-sheet content.

B. Three-dimensional folding.

C. Amino acid sequence. ✓

D. Arrangement of multiple subunits.

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A patient with hypoventilation (slow, shallow breathing) may develop:

A. Respiratory alkalosis

B. Metabolic acidosis

C. Respiratory acidosis ✓

D. Metabolic alkalosis

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A lipid that is characterized by a four-ring carbon structure and is a component of cell membranes, but also serves as a precursor for hormones, is:

A. Triglyceride

B. Fatty acid

C. Phospholipid

D. Cholesterol ✓

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

The central dogma of molecular biology describes the flow of genetic information in cells as:

A. Protein ? DNA ? RNA

B. RNA ? DNA ? Protein

C. DNA ? RNA ? Protein ✓

D. Protein ? RNA ? DNA

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A deficiency in Folic Acid can lead to megaloblastic anemia. Folic acid is a crucial vitamin for:

A. Blood clotting

B. DNA synthesis and cell division ✓

C. Vision

D. Bone health

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

The specific region on an enzyme where the substrate binds and catalysis occurs is called the:

A. Allosteric site

B. Regulatory site

C. Active site ✓

D. Binding domain

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

The net gain of ATP molecules from one molecule of glucose during anaerobic glycolysis is:

A. 2 ATP ✓

B. 4 ATP

C. 30?32 ATP

D. 0 ATP

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A carbohydrate that serves as a structural component of plant cell walls and is largely indigestible by human enzymes is:

A. Starch

B. Glycogen

C. Cellulose ✓

D. Sucrose

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

The pH of a solution can be precisely measured using a:

A. Thermometer

B. Spectrophotometer

C. pH meter ✓

D. Microscope

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A lipid that is synthesized in the smooth endoplasmic reticulum and serves as the primary form of energy storage in adipose tissue is:

A. Phospholipid

B. Cholesterol

C. Triglyceride ✓

D. Fatty acid

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

The process of breaking down large protein molecules into smaller peptides and then into individual amino acids is called:

A. Glycolysis

B. Lipolysis

C. Proteolysis ✓

D. Nucleolysis

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A carbohydrate that is a common monosaccharide and the primary source of energy for brain cells is:

A. Fructose

B. Galactose

C. Glucose ✓

D. Ribose

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A mutation in the DNA sequence leads to a change in a single amino acid in the protein sequence. This type of mutation is called a:

A. Silent mutation

B. Missense mutation ✓

C. Nonsense mutation

D. Frameshift mutation

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

The most abundant protein in the human body, providing structural support to connective tissues like skin, bone, and cartilage, is:

A. Hemoglobin

B. Actin

C. Myosin

D. Collagen ✓

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A patient with chronic kidney disease may have difficulty regulating acid-base balance. The kidneys play a crucial role in maintaining pH by regulating the excretion of:

A. Carbon dioxide

B. Bicarbonate

C. Hydrogen ions and bicarbonate ✓

D. Oxygen

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A lipid that forms the core of very low-density lipoproteins (VLDL) and is stored in adipose tissue as an energy reserve is:

A. Cholesterol

B. Phospholipid

C. Triglyceride ✓

D. Fatty acid

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

The metabolic pathway that uses glucose to produce NADPH and pentoses for nucleotide synthesis is the:

A. Glycolysis

B. Krebs Cycle

C. Pentose Phosphate Pathway ✓

D. Gluconeogenesis

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

A patient with symptoms of rickets (in children) or osteomalacia (in adults) has impaired bone mineralization. This is primarily caused by a deficiency in:

A. Vitamin A

B. Vitamin B

C. Vitamin C

D. Vitamin D ✓

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nmdcat.online Bio chemistry for nurses

Jun 6, 2026

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Bio chemistry for nurses

Practice Questions

The breaking of a glycosidic bond between two monosaccharides to form individual monosaccharides is a process of:

The primary structure of a protein is defined by its:

A patient with hypoventilation (slow, shallow breathing) may develop:

A lipid that is characterized by a four-ring carbon structure and is a component of cell membranes, but also serves as a precursor for hormones, is:

The central dogma of molecular biology describes the flow of genetic information in cells as:

A deficiency in Folic Acid can lead to megaloblastic anemia. Folic acid is a crucial vitamin for:

The specific region on an enzyme where the substrate binds and catalysis occurs is called the:

The net gain of ATP molecules from one molecule of glucose during anaerobic glycolysis is:

A carbohydrate that serves as a structural component of plant cell walls and is largely indigestible by human enzymes is:

The pH of a solution can be precisely measured using a:

A lipid that is synthesized in the smooth endoplasmic reticulum and serves as the primary form of energy storage in adipose tissue is:

The process of breaking down large protein molecules into smaller peptides and then into individual amino acids is called:

A carbohydrate that is a common monosaccharide and the primary source of energy for brain cells is:

A mutation in the DNA sequence leads to a change in a single amino acid in the protein sequence. This type of mutation is called a:

The most abundant protein in the human body, providing structural support to connective tissues like skin, bone, and cartilage, is:

A patient with chronic kidney disease may have difficulty regulating acid-base balance. The kidneys play a crucial role in maintaining pH by regulating the excretion of:

A lipid that forms the core of very low-density lipoproteins (VLDL) and is stored in adipose tissue as an energy reserve is:

The metabolic pathway that uses glucose to produce NADPH and pentoses for nucleotide synthesis is the:

A patient with symptoms of rickets (in children) or osteomalacia (in adults) has impaired bone mineralization. This is primarily caused by a deficiency in:

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