The enzyme dicer chops dsRNA molecules into small pieces of
A. mRNA and miRNA.
B. siRNA and rRNA.
C. miRNA and siRNA.
D. mRNA and siRNA.
Answer: C
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The presence of ____ in rock help geologists locate deposits of oil
a. red algae b. flagellated protozoans c. amoebas d. rhizarian shell fossils e. brown algae
The term "biotech barnyards" refers to ____
a. the production of human therapeutic proteins by farm animals b. the development of new species of farm animals c. the increased production of milk, egg, wool, etc. d. modern methods of raising more animals on less feed e. the creation of transgenic animals that can produce several products
Which of the following bacterial defense enzymes can kill white blood cells
What will be an ideal response?
Deletion experiments of E. coli have determined the minimal set of metabolic pathways. When these path-ways were compared to a closely related species, W. glossinidia, an endosymbiotic organism that obtains resources from its host, researchers found that:
a. the gene sets match perfectly. b. E. coli was more specialized and had fewer metabolic pathways. c. W. glossinidia had fewer metabolic pathways. d. the genomes were not comparable. e. coli was more specialized and had fewer metabolic pathways.