Vaccinations introduce ____ into the body to stimulate the immune system and produce immunological memory
a. T cells
b. antigens
c. antibodies
d. B cells
e. dendritic cells
ANSWER: b
Biology & Microbiology
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Ahermatypic refers to:
a. reef building corals. b. non-reef building corals. c. plate coral. d. brain coral. e. finger coral.
Biology & Microbiology
____ is composed of dense connective tissue
a. Adipose b. Blood c. Bone d. Cartilage e. A tendon
Biology & Microbiology
Four of the five choices listed below are parts of the
ecosystem. Select the exception. a. energy b. raw materials and nutrients c. decomposers d. producers e. consumers
Biology & Microbiology
What part of the blastocyst will develop into the human embryo and eventually into a fetus?
A. archenteron B. inner cell mass C. chorion D. blastopore E. trophoblast
Biology & Microbiology