Heterotrophic eukaryotes that digest their food externally and absorb the small molecules are referred to as
A) bacteria.
B) fungi.
C) plants.
D) multicellular algae.
Answer: B
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In order to examine mRNA transcripts isolated from cells, one needs to convert an RNA template to DNA. Doing this conversion requires which of the following enzymes?
A) reverse transcriptase B) reverse convertase C) DNA transcriptase D) DNA polymerase E) RNA polymerase
The Nod factor is an important component of
A. the formation of the digestive enzymes of carnivorous plants. B. legume-bacterial interactions. C. mycorrhizal-terrestrial plant interactions. D. the Calvin Cycle. E. trichloroethylene metabolism.
Using the information in the accompanying figure, explain what short polypeptide is produced from the DNA segment
AAG GGC CTT. Include in your answer the role of mRNA and tRNA. What will be an ideal response?
Species A and species B both benefit by living together. This is an example of
A. competition. B. commensalism. C. mutualism. D. succession.