A sorus is a cluster of ____
a. sporangia
b. fronds
c. strobili
d. gametangia
e. rhizomes
ANSWER: a
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Four of the five choices listed below are characteristics of cnidarians. Which one of the five choices is not a characteristic of cnidarians?
A) oropharynx. B) nasopharynx. C) pharynx. D) laryngopharynx.
Which of the following are macrophage functions?
A. phagocytosis of pathogens and debris B. release of alpha interferon C. production of NETs D. phagocytosis of pathogens and production of NETs E. phagocytosis of pathogens and secretion of alpha interferons and leukotrienes
Mutations are _____________.
A.usually weeded out of a population. B.usually neutral. C.usually beneficial. D.necessary for evolution. E.usually detrimental.
Which of the following statements about the cyclic pathway is false? a. In the cyclic pathway, electrons moving through the ETC power the pumping of hydrogen ions into the thylakoid compartment
b. In the cyclic pathway, electrons lost from the photosystem are returned to it. c. The cyclic pathway involves type I photosystems but not type II photosystems. d. The cyclic pathway produces ATP and NADPH.