How does phosphorus enter the biological portion of the cycle?
a. Land plants take up dissolved phosphate from the soil water.
b. Bacteria fix phosphate from the atmosphere.
c. Consumers eat phosphate containing soil.
d. Bacteria fix phosphate from water.
e. Erosion of rocks moves phosphate into water, which consumers drink.
a
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a. collagen. b. condensin. c. histones. d. keratin. e. microtubule
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Fill in the blank(s) with correct word
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If a respiratory surface dries out, gas exchange will
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