A cardiac researcher is trying to determine whether a pattern of very high blood cholesterol is genetic in a group of Pennsylvania Dutch. Therefore, the scientist looks through years of medical records plus patterns of marriage through several
generations. The investigator is doing a type of hereditary research called ________.
A) title searching B) linkage mapping C) back crossing D) pedigree analysis
Answer: D
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The sensing of starvation that leads to sporulation in Bacillus subtilis is accomplished by a ________.
A. quorum regulatory effector B. small RNA C. response regulator D. sensor kinase
Which of the following viruses can cause cancer?
A. Rous sarcoma virus B. hepatitis B C. papillomavirus D. Epstein-Barr virus E. All of the choices are correct.
Which cell type produces an enzyme that lengthens telomeres?
a. cancer cells b. red blood cells c. cells in gonads that produce sperm and oocytes d. both cancer cells and red blood cells e. cancer cells, red blood cells, and cells in gonads that produce sperm and oocytes
When first viewing a slide should you keep the voltage or your light source at a minimum or maximum?
A) Minimum B) Maximum