Fungi are heterotrophs that feed off decaying matter. What is the term for this type of feeder?
a. saprobes
b. mycophytes
c. caprophiles
d. chemolithotrophs
a. saprobes
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In what general way are regulons regulated?
A) Regulons can be under both positive or negative control. B) Regulons are under negative control exclusively. C) Regulons are under positive control exclusively. D) Global regulation of regulons depends on the regulatory guidance of RNA polymerase II. E) Regulons are regulated by feedback translation loops.
When a transgene is used in mice to knock out a specific function, two problems that might occur are the unintended introduction of multiple copies or abnormal gene expression. The second of these problems is related to __________
A) position effect B) homologous recombination C) vector insufficiency D) mitotic recombination E) unequal crossing over
A mycorrhizal fungus provides __________ to its host plant, and it receives __________ from the plant.
a. nutrients; proteins b. nothing; nutrients c. carbohydrates; vitamins d. nutrients; carbohydrates e. nothing; carbohydrates
The most likely reason that glucose dissolves in water is that it is ____.
A. an ionic compound B. a polysaccharide C. polar and forms many hydrogen bonds with the water molecules D. an extremely unstable molecule E. highly nonpolar