A cross in which a researcher investigates the patterns of inheritance of a single trait is called a ____
A. monohybrid cross
B. dihybrid cross
C. two-factor cross
D. cross-fertilization
E. self-fertilization
A
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When fisheries managers move fish from one lake to another, this causes gene ______.
A. mutation B. blending C. flow D. dominance
Before a desired gene can be spliced into a bacterial plasmid cloning vector, the gene must first be from the original DNA.
A. precisely cut, with a restriction enzyme, B. glued, with ligase, C. injected into a bacterial cell or a virus, having different sequences D. injected into a stem cell, to determine any unwanted traits E. All of the answer choices are correct.
You are inspired by your professor's lecture on human demography to decrease your ecological footprint. What steps would best help you accomplish this goal? Select all that apply.
A. Carpool, walk, or bike more often. B. Heat your home using the fireplace instead of natural gas. C. Eat meat-free meals at least one day a week. D. Trade in your sedan for an SUV you can use for camping. E. Live out in the countryside, even if your job is in the city. F. Start a high-protein diet that replaces refined carbohydrates with meat. G. Dress warmer and turn down the thermostat. H. Take a road trip to visit all the national parks.
_________________ structures are similar in function and appearance as a result of descent.
A. Vestigial B. Homologous C. Analogous D. None of the above