Biology, 26.09.2019 13:50 tressasill
Briefly summarize the steps of the six natural cycles of earth. 1. rock cycle: 2. tectonic cycle: 3. water cycle: 4. carbon cycle: 5. nitrogen cycle: 6. phosphorus cycle:
Answers: 1
Biology, 22.06.2019 23:00
Waste water from industries and domestic sources can be treated by chlorination or ultraviolet radiation. there are pros and cons to using either chlorine or uv radiation to kill harmful microorganisms. what is one reason chlorination would be preferred over ultraviolet radiation? a) chlorine only eliminates visible impurities and is ineffective against microorganisms. b) chlorine not only kills bacteria but provides a residual effect on returning microorganisms. c) uv radiation can be used only to treat drinking water and is ineffective in treating waste water. d) ultraviolet radiation is more effective
Answers: 2
Biology, 22.06.2019 23:20
After a signal is transmitted from the eyes through the optic nerve, which part of the brain processes the visual information? a. the limbic lobe b. the occipital lobe c. the frontal lobe d. the temporal lobe
Answers: 1
Biology, 22.06.2019 23:50
Which of the following describes what can happen to an enzyme as temperature rises
Answers: 1
Briefly summarize the steps of the six natural cycles of earth. 1. rock cycle: 2. tectonic cycle:...
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