What type of acquired immunity is obtained when a snake bite victim is given anti-venom?
a) natural active
b) natural passive
c) artificial active
d) artificial passive
Answer: d) artificial passive
Biology & Microbiology
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The mineral particles in soil include all of the following except ________
a. silt b. humus c. sand d. clay
Biology & Microbiology
What is the term for the single cotyledon within the kernels of cereal grains?
A. Amyloplast B. Hypocotyl C. Dicot D. Aleurone E. Scutellum
Biology & Microbiology
How does PPE prevent evaporate cooling?
a. perspiration is absorbed in the layers b. the thermal barrier prevents heat transfer c. the vapor barrier prevents evaporation of sweet d. the liner reflects evaporative heat
Biology & Microbiology
The nucleolus plays a major role in synthesis of ________.
A. transcription activation proteins B. tRNA C. rRNA D. mRNA
Biology & Microbiology