Sapwood develops from __________
a. secondary xylem
b. secondary phloem
c. primary phloem
d. primary xylem
e. cork parenchyma
A
Biology & Microbiology
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Which of the following is a reactant used in the light-dependent reactions?
a. carbon dioxide b. glucose c. oxygen d. water
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The process of a high-energy "donor" molecule physically transferring a phosphate group to ADP is called
A. substrate-level phosphorylation. B. glycolysis. C. oxidative phosphorylation. D. photosynthesis. E. electron transport.
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Freshwater is most likely to become contaminated or polluted by ________ from urban and rural environments
Fill in the blank(s) with correct word
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The first australopithecine fossils were unearthed in
A. Asia. B. Europe. C. South America. D. North America. E. Southern Africa.
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