8 Yeast is often used in biological experiments A research technician estimates that a sample of yeast suspension contains 2

Question

8 Yeast is often used in biological experiments A research technician estimates that a sample of yeast suspension contains 2 million organisms per cubic centimeter Two hours later she estimates the population density to be 6 million organisms per cubic centimeter Let t be the time elapsed since the first observation measured in hours Assume that the yeast growth follows the Law of Uninhibited Growth that is the number of organisms N at time t is given by the formula N t Noekt where N 0 No is the initial number of organisms and k 0 is a constant a Find the growth constant k Round your answer to four decimal places b Find a function that gives the number of yeast in millions per cubic centimeter N t after t hours c What is the doubling time for this strain of yeast

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