Can one gene make different proteins?
A) Yes, by splicing the resulting mRNA differently (i.e., removing different exons)
B) Yes, by modifying the original DNA
C) No, because one gene can code for only a single protein
D) No, because genes do not make proteins
A
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The primary viral cause of chronic diarrhea globally is ________.
A. adenovirus B. norovirus C. rotavirus D. Cryptosporidium E. arbovirus
Which of the following statements about tunicates is false?
a. Tunicates are in subphylum Cephalochordata. b. Tunicates are in phylum Chordata. c. Tunicates are freshwater organisms. d. Tunicates develop as deuterostomes. e. Tunicates are a living chordate group
Your company has developed an organic molecule with commercial potential and you know how to produce it in the lab. You want to increase production and make as much of the molecule as possible, but the reaction has a positive delta G. What can you do to try to drive the reaction toward your desired product?choose one or more
A.) increase the concentration of reactants B.) add an enzyme that does not couple to another reaction C.) add some products initially to get the reaction primed D.) continually remove products
Bacterial smears are fixed before staining to
A) affix the cells to the slide. B) make their walls permeable. C) accept stain. D) make the cells visible.