The first stable compound produced from CO2 in the light-independent reaction is ____.
A. phosphoglycerate (PGA)
B. ribulose bisphosphate (RuBP)
C. phosphoglyceraldehyde (PGAL)
D. O2
E. NADP+
Answer: A
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The cytoplasm and most organelles in a zygote derive primarily from
a. the oocyte. b. the sperm. c. a combination of the sperm and egg. d. the zygote, which produces its own new organelles
The main form in which sugars are transported in the phloem sap is ____
a. glucose b. lactose c. starch d. sucrose e. fructose
Organisms that use the Calvin cycle to fix CO2 are:
a) chemoautotrophs b) chemoheterotrophs c) chemoautotrophs and chemoheterotrophs d) photoautotrophs and chemoautotrophs
Assess the merits of each action potential analogy; select the representation that corresponds most accurately.
A. An action potential happens like a crowd doing the wave in a football stadium; the enthusiasm and volume increase as more people get involved. B. An action potential happens like a ripple in a pond; a ripple spreads out and gets slightly weaker as it travels. C. An action potential happens like a row of dominoes falling; the signal has constant velocity and constant strength no matter how long the row of dominoes may be.