If a shoot’s tip breaks off, its source of auxin disappears, so the __________ level rises in the stem. Fill in the blank(s) with the appropriate word(s)
ANSWER: cytokinin
Biology & Microbiology
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Watson and Crick developed a model of DNA in which the two strands twist into the shape of a ________________.
A. circle B. helix C. double helix D. double pleated sheet
Biology & Microbiology
Answer the question using the accompanying graph. Which portion of the graph shows the activation energy in the
absence of enzyme?
a. A b. B c. C d. W + X e. Y + Z
Biology & Microbiology
A _________ relationship is one in which two or more kinds of organisms live together in often elaborate and more or less permanent association.
A. symbiotic B. parasitic C. mutualistic D. synergistic
Biology & Microbiology
Protein folding in the ER is assisted by a chaperone called
a. BiP. b. PiP. c. Hsp60. d. Hsp90.
Biology & Microbiology