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Biology, 22.06.2019 19:20
Molecules like glucose and amino acids are not lipid soluble, so cannot cross the cell membrane by simple diffusion. instead, they are shuttled across by carrier proteins in the membrane from high to low concentration. does this process require energy from the cell? this is an example of what type of molecular movement?
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Biology, 22.06.2019 21:30
When one dna molecule is copied to make two dna molecules, the new dna contains a) 25% of the parent dna. b) 50% of the parent dna. c) 75% of the parent dna. d) 100% of the parent dna. e) none of the parent dna.
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Biology, 23.06.2019 00:00
Crystallization from cooling magma disvribe one way that a atoms bond b protons attract electronsc ions combine d minerals form
Answers: 2
The study of cell biology is directly linked to technology.”do you agree or disagree with this state...
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