A scientist is researching a population of blue jays in her city. In order to completely define this blue jay population, she must:
A. determine the size, range, and density of
the blue jay population.
B. determine the predators and parasites of
the blue jay population.
C. determine the climates in which the blue
jays can survive.
D. determine whether the blue jays are r- or K
-strategists.
E. determine the typical life history for an
individual blue jay.
A
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Which medium can be described as a nutritionally rich medium used to grow various microor-ganisms, either as a broth or as an agar, with or without added blood?
a. Chocolate b. Colistin, nalidixic acid (CNA) blood c. Brain-heart infusion (BHI) d. Thioglycollate broth
What is the main difference between germline gene therapy and somatic gene therapy?
a. Only somatic gene therapy can result in the modified genes being passed to the next generation. b. The effects of germline gene therapy are limited to the current generation. c. In germline gene therapy, the gametes are altered; in somatic gene therapy, body cells affected by a genetic disorder are altered. d. In somatic gene therapy, the gametes are altered; in germline gene therapy, only the body cells are altered. e. Only germline gene therapy is ethical for research purposes in rodents
Tailless nonhuman primates are commonly called: (name the group)
a. anthropoid primates b. new world monkeys c. hominoids d. apes e. chimpanzees
Farsightedness can be caused by:
a. a longer than normal eyeball b. a shorter than normal eyeball c. weak lens muscles d. a longer than normal eyeball and/or weak ciliary muscles e. a shorter than normal eyeball and/or weak ciliary muscles