Biology, 03.10.2019 05:00 Bryson2148
2) oxygen constantly diffuses from air or water into a animal's bloodstream. for this to happen, the concentration of oxygen in the blood must be a) greater than the concentration of oxygen in the air or water. b) greater than the concentration of carbon dioxide in the air or water. c) lower than the concentration of oxygen in the air of water. d) lower than the concentration of carbon dioxide in the air or water
Answers: 2
Biology, 22.06.2019 02:00
Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z
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Biology, 22.06.2019 03:00
Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.
Answers: 2
Biology, 22.06.2019 07:00
The distant ancestors of tigers may have had bodies without stripes. use the theory of natural selection to explain how tigers may have evolved to have stripes.
Answers: 1
Biology, 22.06.2019 17:00
Which of the following terms would bb represent in an organism? a.phenotype b.genotype c.genetics
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2) oxygen constantly diffuses from air or water into a animal's bloodstream. for this to happen, the...
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