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Q1. Blueberry jam is high in sugar, a substance cells typically use for energy, and it contains enough other macromolecules to give the nutrients required to support cell growth. Yet jam can be left unrefrigerated for long periods without contamination by bacteria and mold. Which provides the best explanation for this phenomenon?

Q2. Axel is studying deer population of 1000 animals with a birth rate of 300 per thousand per year and death rate of 100 per thousand per year. Assume the population continues to grow at this rate, and presumptuous no immigration or emigration, what is the estimate of the population size two years from now?

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Category:- Biology
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