If yeasts are grown under anaerobic conditions, pyruvate is converted first to __________ and then to

__________.
a. citrate; oxaloacetate
b. acetyl coenzyme A; citrate
c. lactate; carbon dioxide
d. acetaldehyde; ethyl alcohol
e. acetaldehyde; lactate


D

Biology & Microbiology

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Which phrase best describes a plant that is an epiphyte?

(a) a plant that grows upon another plant. (b) a parasite. (c) a plant with the gametophyte generation dominant and conspicuous. (d) a plant that has a mutually beneficial relationship with another plant.

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The two factors that contribute to water uptake by the plant are ________ and ________

a. transpiration / photosynthesis b. positive pressure / tension c. active transport / transpiration d. respiration / translocation

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Which of the following is NOT part of the definition of a hormone discussed in class?

A. released into duct B. acts through a receptor C. regulates activities of cells D. secreted by a gland

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The activation of T cells suggest.

a) Innate immunity b) Naturally acquired active immunity c) Naturally acquired passive immunity d) Non-specific immunity

Biology & Microbiology