An E. coli cell contains about 2.6 10 8 ions, which constitute about 1% of the
Question:
An E. coli cell contains about 2.6 × 108 ions, which constitute about 1% of the mass of the cell, and each ion has an average molecular mass of 40 g.
(a) What is the approximate mass of the cell?
(b) The same cell contains about 2 × 108 carbohydrate molecules, which have an average molecular mass of 150 g · mol−1. Approximately what percentage of the cell’s mass is carbohydrate?
(c) The molecular mass of E. coli DNA is about 5.6 × 109 g · mol−1, and it accounts for about 0.6% of the cell’s mass. How many DNA molecules does the cell contain?
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a Given The cell contains about 26 108 ions each with an average molecular mass of 40 g The ions con...View the full answer
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Related Book For 
Fundamentals Of Biochemistry Life At The Molecular Level
ISBN: 9781118918401
5th Edition
Authors: Donald Voet, Judith G Voet, Charlotte W Pratt
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