In one strand of DNA, the nucleotide sequence is 5'-A-T-G-C-3'. The complementary sequence in the other strand must be
A) 5'-A-T-G-C-3'. B) 3'-T-A-C-G-5'. C) 3'-G-C-A-T-5'. D) 5'-C-G-T-A-3'.
B
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Green sulfur bacteria are often found at the greatest depths of all phototrophic cells in lakes, oceans, and microbial mats. This is because green sulfur bacteria
A) are very sensitive to UV irradiation, despite their reliance on light for energy. B) are the only phototrophs that can use hydrogen sulfide as an electron donor for photosynthesis. C) are strict anaerobes. D) have chlorosomes that are very efficient at harvesting light, allowing them to perform photosynthesis where light intensities are very low.
One treatment for Gaucher disease is enzyme replacement therapy
a. True b. False Indicate whether the statement is true or false
Matching I. Select the most appropriate choice for
each person. 1. ___ Aristotle 2. ___ Cuvier 3. ___ Darwin 4. ___ Lamarck 5. ___ Lyell 6. ___ Malthus A. wrote Principles of Geology B. developed the theory of catastrophism C. believed that giraffes have long necks because their short-necked ancestors stretched their necks and passed this change on to their offspring D. was a naturalist who sailed on the Beagle and studied finches E. wrote an essay relating population size to competition for limited resources F. natural historian and author; early ideas of Chain of Being
The rapid evolution of bacteria and fungi in certain environments is used in the field of:
a. bioremediation. b. human disease genetics. c. medical diagnostics. d. human genome sequencing. e. plant genomics