How many protons are translocated across the inner mitochondrial membrane by complex IV for every pair of electrons passing through the electron transport chain?
A) 0
B) 1
C) 2
D) 3
E) 4
C) 2
Biology & Microbiology
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Gel electrophoresis separates the DNA fragments
according to a. their length. b. their mass. c. their speed of travel through the gel. d. the number of nucleotides in the fragment. e. all of these.
Biology & Microbiology
The study of the distribution of animals and plants around the world is
a. diversity. b. biogeography. c. ecology. d. natural history. e. environmentalism.
Biology & Microbiology
The mammalian lineages include
A. monotremes. B. marsupials. C. placental mammals. D. All of the answer choices are correct. E. No answer choice is correct.
Biology & Microbiology
The ________ stain makes use of malachite green
A) negative B) flagellar C) endospore D) electron microscopy E) acid-fast
Biology & Microbiology