The _____ oncogene, the ____ in human cancer, causes cells to become cancerous due to abnormal cell signaling
a. BRCA1; most common
b. Ras; most common
c. BRCA1; least common
d. Ras; least common
e. BRCA2; most common
b
Biology & Microbiology
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Phosphorus has ____ electron vacancies
a. 1 b. 2 c. 3 d. 5 e. 8
Biology & Microbiology
Which of the following would best be used to determine the lipid content of an isolated membrane fraction?
A) freeze-fracture analysis B) thin-layer chromatography C) SDS-PAGE D) ferretin-linked antibodies E) Western blot analysis
Biology & Microbiology
________ are essential for one stage of the Schistosoma life cycle.
a) Rodents b) Mosquitoes c) Snails d) Cats
Biology & Microbiology
Media that contains extracts from plants, animals, or yeasts are
A. complex. B. synthetic. C. enriched. D. reducing. E. All of these choices are correct.
Biology & Microbiology