The oceans are primarily composed of which two elements?
Carbon and hydrogen
Calcium and sili...
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Which organism is the producer in this food web? 7th grade question. a) arthropods b) birds c) fungi d) plants
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Biology, 21.06.2019 17:40
What links the two strands in a dna helix together in the middle? a. phosphate groups b. sugar rings bonded together c. proteins d. bases with hydrogen bonds
Answers: 1
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