The archea include which of the following?
a. extreme thermophiles
b. alga
c. protista
d. animals
e. all of these
Answer: a
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Which of the following statements is false?
A) All organisms consist of one or more cells. B) All cells arise from preexisting cells. C) The cell is the basic unit of structure for all organisms. D) All cells have a membrane-bound nucleus. E) Cells come in a wide variety of sizes and shapes.
To break a polymer down into monomers you would use what type of reaction?
a. hydrolysis b. dehydration synthesis c. ionic bonding d. hydrogen bonding
Photoperiodism is the ____
a. duration of flowering in a plant b. amount of light needed by a plant to exhibit normal growth c. response of a plant to the duration of light and darkness d. light phase of photosynthesis during which photolysis of water occurs e. opposite of photorespiration
Downward bending of a seedling root can be blocked
by a. moving it to a dark room. b. auxin transporters. c. auxin transport inhibitors. d. mutations in genes that code for auxin transport proteins. e. auxin transport inhibition and mutations in genes that code for auxin transport proteins.