If you were using cladistics to construct a phylogeny of canines, which of the following would be the most useful outgroup?
a. Leopard
b. Domestic dog
c. Coyote
d. Wolf
e. Crocodile
Answer: a. Leopard
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All the following are used to classify plankton except:
a. taxonomic groups. b. functional groups. c. life history. d. light spectrum requirements. e. size.
You want to know whether cookies made with unbleached flour taste better than cookies made with bleached flour; which of the following has the strongest experimental design to test this question?
A) Make two batches of cookies, both with bleached flour; one taster tries both types and ranks which type he likes best. B) Make two batches of cookies, one with bleached flour and one with unbleached flour; one taster tries both types and ranks which type he likes best. C) Make two batches of cookies, one with bleached flour and one with unbleached flour; twenty tasters try both types and rank which type they like best. D) Make two batches of cookies, one with bleached flour and one with unbleached flour; twenty tasters try both types without knowing which ones they are eating and rank which type they like best.
Electron transport chain What is released at each step of an electron transport chain?
a) ultraviolet wavelengths b) electrons c) photons d) energy e) All answers are correct.
The study of algae is referred to as ________.
A. mycology B. phytology C. phycology D. None of the choices are correct.