Biology, 21.04.2021 22:10 ladypink94
Which of the following is not true?
UV light transformed water into oxygen
Stromatolites were the first to preform photosynthesis
Stromatolites are a mixture of limestone and cyanobacteria
Paramecium living in water divided H2O into H and two O molecules
Answers: 1
Biology, 21.06.2019 14:30
Why are small quantities of chlorofluorocarbons so harmful to the ozone layer? a. the chlorofluorocarbons act like ultraviolet radiation causing large amount of ozone to be produced. b. the chlorine from the chlorofluorocarbons reacts with free molecules of oxygen causing a stop in ozone production c. free oxygen atoms can replace the chlorine in chlorine monoxide, releasing a free atom of chlorine which can then recombine with an oxygen atom in ozone, destroying more ozone. d. chlorofluorocarbons absorb ultraviolet radiation, preventing the formation of ozone select the best answer from the choices provided
Answers: 1
Biology, 22.06.2019 14:00
Compare and contrast your sells take in oxygen, water, and food. what is one waste product that leaves your cells?
Answers: 1
Biology, 22.06.2019 15:30
Make a claim about the factors that cause inherited genetic variations within populations. also make a claim about the effects of mutations.
Answers: 3
Which of the following is not true?
UV light transformed water into oxygen
Stromatolit...
Stromatolit...
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