Biology, 12.02.2021 16:40 ksanquist1212
Most organisms obtain energy from food by the process of cellular respiration. Which is most likely explanation for what prevents Earth from running out of oxygen?
Answers: 1
Biology, 21.06.2019 18:30
Which of the following represents the chemical reaction of hydrazine and hydrogen peroxide to produce nitrogen and water? a. nitrogen + hydrogen peroxide → hydrazine + water b. nitrogen + water → hydrazine + hydrogen peroxide c. hydrazine + hydrogen peroxide → nitrogen + water d. water + hydrogen peroxide → nitrogen + hydrazine
Answers: 3
Biology, 21.06.2019 20:20
19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that
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Biology, 22.06.2019 01:00
Nucleic acid certain protein cell membranes certain carbohydrates
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Biology, 22.06.2019 04:00
Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.
Answers: 2
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