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In most ecosystems, the original source of energy for the living things in the system is
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Which prevent errors in dna replication? a. helicase enzyme checks the dna for errors. b. each base can attach to only one other type of base. c. ribosome enzymes prevent errors from happening. d. dna contains no complementary base pairs.
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Biology, 22.06.2019 01:00
Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation
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Biology, 22.06.2019 01:00
Talking listening and reacting non verbally are all part of communicating
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In most ecosystems, the original source of energy for the living things in the system is...
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