Bacteriorhodopsin is a light-sensitive pigment found in ____ archaeans used to supply energy for ____ production
a. halophilic; ATP
b. thermophilic; carbohydrate
c. methanogenic; methane
d. halophilic; carbohydrate
e. thermophilic; ATP
ANSWER: a
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Action potentials ____
a. can move up or down an axon, away from or towards the cell body b. move in a one way direction towards the cell body c. move in a one way direction away from the cell body d. can jump from cell to cell e. occur only once
The gene responsible for Marfan syndrome encodes a protein associated with ____
a. heart muscle b. connective tissue c. fat tissue d. red blood cells e. nervous tissue
Which of the following would represent the strand of DNA from which the mRNA strand CUCAAGUGCUUC was made?
A.) CUCAAGUGCUUC B.) GAGUUCACGAAG C.) GAGTTCACGAAG D.) AGACCTGTAGGA
Which of the following is a hominin?
A. Chimpanzee B. Australopithecus C. Baboon D. Bonobo E. Gorilla