The nutrient(s) required for the production of hemoglobin include ________.

A. vitamin B12
B. iron
C. folic acid
D. All of the choices are correct.


Answer: D

Anatomy & Physiology

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Emulsification

A. converts small lipid droplets into larger droplets. B. occurs in the gallbladder. C. chemically digests lipids. D. increases surface area for lipid digestion. E. involves enzymes.

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The superior orbital fissure is formed in the sphenoid bone, whereas the inferior orbital fissure is formed between the sphenoid and ________.

A) maxilla B) zygomatic C) ethmoid D) lacrimal

Anatomy & Physiology

An individual's karyotype shows trisomy 21. This is an example of a

A) translocation. B) chromosomal abnormality. C) mutation. D) recombination error. E) teratogen.

Anatomy & Physiology

Nonpolar organic molecules are good examples of

A) electrolytes. B) molecules that will dissociate when placed into water. C) hydrophobic compounds. D) hydrophilic compounds. E) solutes.

Anatomy & Physiology