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Biology, 22.06.2019 00:00
Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating
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Biology, 22.06.2019 00:00
Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.
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Biology, 22.06.2019 13:00
How would you expect the mrna codons that code for the amino acids that make up hemoglobin to compare between humans
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Biology, 22.06.2019 16:30
Drag the tiles to the correct boxes to complete the pairs. match wach fossil with the layer where it’ll be present based on these condition
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Which of the leukocytes would increase in certain parasitic infections and allergic reactions?...
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