Sucrose is composed of:
A. two ketose sugars.
B. a six-carbon sugar and a five-carbon sugar.
C. a simple sugar and a nucleotide.
D. an aldose and a ketose.
E. glycerol and three fatty acids.
Answer: D
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The troph of the motile T. vaginalis organism measures 7 to 23 m long and 5 to 15 m wide. The recommended treatment of choice for this urogenital infection is:
a. tetracycline. b. metronidazole. c. penicillin. d. ketoconazole.
When comparing short-term and long-term memory processes, the most accurate description is that
A. invertebrate animals like Aplysia and Drosophila do not show long-term memory processes. B. NEITHER short-term nor long-term memory processes require protein synthesis. C. long-term memory processes act through second messenger systems while short-term memory processes require protein synthesis. D. BOTH short-term and long-term memory processes require protein synthesis. E. short-term memory processes act through second messenger systems while long-term memory processes require protein synthesis.
Four of the five answers listed below are
characteristics of cnidarians. Select the EXCEPTION.
a. larvae b. polyp c. gill slits d. medusa e. nematocysts
Plasma is a serum without the clotting factors
a) true b) false