An early consequence of the release of oxygen gas by plant and bacterial photosynthesis was to 17) A) cause iron in ocean water and terrestrial rocks to rust (oxidize). B) prevent the formation of an ozone layer. C) make life on land difficult for aerobic organisms. D) change the atmosphere from oxidizing to reducing. E) make it easier to maintain reduced molecules.
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Biology, 21.06.2019 22:30
Models are non-visual ways of coummincating how someone thinks about something in the natural world
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Biology, 22.06.2019 05:00
Dna. we have heard that we are a product of our dna. but where is it? how do we "get" our dna? it is passed to us, from our parents, but in what form? several vocabulary words associated with inheritance are used interchangeably and sometimes, incorrectly. let's see if you can clear this up for someone just learning about inheritance and cell structure.
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Biology, 22.06.2019 07:50
Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d
Answers: 2
An early consequence of the release of oxygen gas by plant and bacterial photosynthesis was to 17) A...
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