Insects use _____ as a respiratory system

a. integument exchange
b. lungs
c. tracheal exchange
d. gills
e. capillary tubes


ANSWER: c

Biology & Microbiology

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The space between the branched nerve endings and the muscle cell membrane is called a

a. myelin sheath. b. synapse. c. dendrite. d. gap junction. e. tight junction.

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If an AABB strain is mated with an aabb strain, an AB gamete produced by the resulting F1 is

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Septicaemia refers to spread of bacterial toxins in blood while toxaemia refers to clinical blood infection by large and multiplying pathogenic microbes

a. true b. false

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