Hello please help I will give brainliest!
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Biology, 27.10.2020 02:10 pauliavargas4184
Hello please help I will give brainliest!
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The earth's oceans are made up of chlorine, and trace elements. a) carbon, oxygen b) oxygen, silicon c) hydrogen, oxygen d) nitrogen, oxygen
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Which pair of chromosomes determines sex in humans? a.15th b.1st c.23rd
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