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Biology, 22.06.2019 04:30
Why are scientists concerned about the depletion of the ozone levels in the stratosphere?
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Biology, 22.06.2019 13:00
Which of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !
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Biology, 22.06.2019 15:00
Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow
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Biology, 22.06.2019 21:00
What is the difference between hypothesis, theories, laws, and observations?
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After glycolysis occurs, the products may enter the krebs cycle. which major products result from th...
Chemistry, 06.12.2019 20:31