The bonding properties of an atom are determined by its ________
A) photons B) positrons C) protons D) electrons E) neutrons
D
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The number of __________ typically increases in response to bacterial infections.
A. basophils B. monocytes C. erythrocytes D. eosinophils E. neutrophils
T cells
A) control the activation and activity of B cells. B) are responsible for the phenomenon in the body known as "humoral immunity." C) include approximately 10—15 percent of the circulating lymphocytes. D) can differentiate into plasmocytes when appropriately stimulated. E) All of the answers are correct.
Ions are transported across membranes using __________, which requires __________.
A. channel-mediated facilitated diffusion; kinetic energy B. simple diffusion; kinetic energy C. channel-mediated facilitated diffusion; ATP energy D. carrier-mediated facilitated diffusion; ATP energy
What is the purpose of anatomical terms?
A) Anatomical terms are used because they provide continuity between organs of humans and animals. B) Anatomical terms are used because they provide a standardized frame of reference for describing the human body. C) Anatomical terms are used because they give hints about the function of the body part. D) Anatomical terms are used because all organs that perform the same function have the same anatomical term regardless of the organism. E) Anatomical terms are used because they are easier to spell and pronounce than the official standard terms.