An organism that grows specifically on nonliving organic material is called
(a) an autotroph.
(b) a heterotroph.
(c) a parasite.
(d) a saprophyte.
(d) a saprophyte.
Biology & Microbiology
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The activity of adenyl cyclase is influenced by
A. the presence of lactose in the environment. B. the phosphotransferase system. C. homoserine lactones. D. None of the choices are correct.
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One of the advantages seeds have over spores is that they can delay germination until conditions are favorable for growth
A. true B. false
Biology & Microbiology
For plants, mycorrhizae are______
A) parasitic B) mutualistic C) an adaptation for photosynthesis D) agricultural pests
Biology & Microbiology
What is the blind spot, and why does it occur?
What will be an ideal response?
Biology & Microbiology