The observation that different geographical areas sometimes exhibit plant and animal communities of similar appearance, even though the individual plants and animals are not closely related, is called
A. the fossil record.
B. divergent evolution.
C. adaptation.
D. convergent evolution.
E. homology.
Answer: D
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A beer-making microbiologist noticed that no matter how long the brewing process went, 3% alcohol was the maximum produced
Hypothesize what is causing this low level of alcohol in reference to the brewer's recipe and recommend how a higher alcohol yield could be achieved. Ethanol is toxic at high concentrations, but ignore this factor to focus on microbial metabolism. What will be an ideal response?
A symbiotic association between a fungus and a green alga or a cyanobacterium is called a
A. lichen. B. mycorrhiza. C. protist. D. kelp. E. mushroom.
In which of the following properties are the archaea more like eukaryotes than the bacteria?
A) size B) microtubules and microfilaments C) translation initiation D) mode of cell division E) both translation initiation and mode of cell division
Which of the following has anticodons?
A) Messenger RNA B) Transfer RNA C) Ribosomal RNA D) RNA polymerase E) DNA