Biology, 24.04.2020 20:17 carmenala2
If the bright lines in the spectrum of oxygen are matched by lines in the dark-line spectrum of the sun, what does that indicate?
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When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page
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What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis
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Biology, 22.06.2019 19:00
Identify the area on the image where the force of attraction is the strongest.
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If the bright lines in the spectrum of oxygen are matched by lines in the dark-line spectrum of the...
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