In a biology lab exercise, you are asked to examine cells of a growing onion root tip, that has been sectioned to show many cells. in most of the cells, you easily see the circular or oval nucleus as a uniformly filled space in a membrane outline. in a small percentage of cells, you see chromosomes as distinct strands just as cell division begins, and as it progresses, because the chromatin:
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Biology, 21.06.2019 19:30
Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5
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Explain why ecosystem diversity results in species diversity in a healthy biosphere
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What molecules will be best used to compare different species with the exact same sequence of amino acids? why would two species have the same protein even if the molecules in question is different? (hint: transcription to translation to protein).
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What will happen if two of the base pairs of the stand of the dna are switched
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In a biology lab exercise, you are asked to examine cells of a growing onion root tip, that has been...
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