The protein(s) that facilitate the unfolding of chromatin fibers ahead of the replication fork is (are)
A) helicase.
B) scaffold proteins.
C) chromatin remodeling proteins.
D) replisomal proteins.
E) both choices A and B
C) chromatin remodeling proteins.
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Which molecule has a higher potential energy?
A. ADP B. NADP+ C. ANP D. ATP
Soybeans will have several hundred Rhizobium nodules per plant and may divert 20–30 percent of their energy generated by photosynthesis to the nodules instead of other plant functions. Why would the plant divert so much energy to Rhizobium?
A. Rhizobium protects the plants from parasites. B. Rhizobium protects the plants from predators. C. Rhizobium produces sugars. D. Rhizobium produces NH4. E. Rhizobium produces N2.
In a typical eudicot seed, most of the nutrients are stored in ____
a. the seed coat b. endosperm c. cotyledons d. coleoptiles e. hypocotyls
Which is most analogous to the role of GFP in recombinant DNA technology?
A. Comparing the RFLP patterns of DNA from various suspects to DNA isolated from the scene of a crime using gel electrophoresis. B. Creating a metagenomic library representing archaea bacteria that thrive in the hot springs of Yellowstone National Park. C. Using dyes to stain and detect bacteria under light microscopy from the sputum of a patient diagnosed with tuberculosis. D. Monitoring the spread of multi-drug resistant pathogens on a hospital floor by comparing antibiotic susceptibility patterns.