RNA-dependent RNA polymerases are needed by which group of viruses?
A. Double stranded RNA viruses
B. Minus strand RNA Viruses
C. Plus strand RNA viruses
D. All of these types of RNA viruses require RNA Dependent RNA polymerase.
Answer: D
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Each codon within the genetic code encodes a different amino acid.
a. true b. false
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A) contain cells from other organisms. B) contain genetically engineered microbes. C) are the same as clones. D) contain genes from other organisms. E) have genomes that have been sequenced completely.
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