What is the tendency for plants that live on other plants (epiphytes) to send shoots upward while sending roots down toward the ground?
A) positive and negative gravitropism
B) positive and negative thigmotropism
C) negative and positive gravitropism
D) negative and positive thigmotropism
C
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What type of radiation is best for destroying microbes throughout food?
A. Ultraviolet B. Gamma rays C. Visible light D. Infrared E. Microwaves
When a shoot bends toward the light, that means that more ________ are being produced on the side ________ the light
a. auxins / away from b. gibberellins / away from c. auxins / closer to d. cytokinins / closer to
A butterfly-shaped rash on the face is usually a symptom of
a. anaphylactic shock. b. rheumatoid arthritis. c. type 1 diabetes. d. type 2 diabetes. e. systemic lupus erythematosis.
Which equation best describes the relationship between an ion gradient and the equilibrium potential that will form when the membrane is permeable to only that ion?
A) Huxley equation B) Goldman equation C) Nernst equation D) Hodgkin equation E) Katz equation