Clearly differentiate between the following terms: gross primary productivity and net primary
productivity. What will be an ideal response?
Gross primary productivity (GPP) is the rate at which energy is captured during photosynthesis. Net
primary productivity (NPP) is equal to the gross primary productivity minus the rate of plant
respiration. That is, the NPP represents the amount of energy remaining in the plant after cellular
respiration has occurred.
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The term that refers to the presence of a tuft of flagella emerging from a single site is ________.
A. amphitrichous B. atrichous C. lophotrichous D. peritrichous E. monotrichous
Of all organisms, prokaryotes are the ____
a. smallest b. least abundant c. least metabolically diverse d. least widespread e. least evolved
During moderate but prolonged exercise, most
of the energy for contraction is supplied by a. creatine phosphate. b. aerobic respiration. c. anaerobic respiration. d. fermentation. e. glycolysis
Late in puberty, the sex hormones signal the growth plate of a bone to stop growing; once this happens, the bone cannot get longer, but it can grow in width
Indicate whether the statement is true or false