What is the scientific term for when a plant loses its leaves in the fall, and which hormone triggers this response?
a. thigmotropism, cytokinin
b. photomorphogenesis, gibberelins
c. abscission, auxins
d. dormancy, abscisic acid
c. abscission, auxins
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Planar molecules used as chemical mutagens are called
A. nitrous oxide. B. base analogs. C. alkylating agents. D. intercalating agents.
What is represented by the part of the figure labeled as “B”?
a. normal tissue b. cancerous tissue c. adipose tissue d. lymph nodes e. red blood cells
Which of the following is NOT produced in the
synthesis (light-independent) reactions? a. NADPH b. phosphoglyceric acid (PGA) c. phosphoglyceraldehyde (PGAL) d. glucose e. ribulose bisphosphate
In the eukaryotic growth factor signal transduction pathway, _____________ is responsible for initiating a cascade of phosphorylation of transcription factors that begin the S phase
a. EGF b. RTK c. RAS d. CNK e. RAF