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Biology, 21.06.2019 18:40, abbypark0804
The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?
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Biology, 22.06.2019 02:30, jcrowley9362
Plz ! a frog has a genetic mutation in skin cells that causes part of its skin to turn orange the frog will not pass this genetic mutation onto its offspring because, a. the offspring will inherit skin cells from the other parent. b. mutated skin cells cannot divide and produce daughter skin cells. c. skin cells do not contribute genetic material to sex cells. d. parents do not contribute genetic material to their offspring.
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Biology, 22.06.2019 03:30, DisneyGirl11
Which of the following is an effect of the uneven heating of the earth by the sun? a sea breeze a land breeze a convection current all of the above
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Que es notimicroscopio...
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