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Verhältnisse
Mathematik
Middle School Math
Verhältnisse

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 Name _____________________________ Date ___________________
Verhältnisse
Ganze.

 1 If four out of every seven individuals in a population of armadillos carry a gene for a defective enzyme, how many individuals carry the normal gene in a population of851armadillos?
 2 In a population of768,885cells some are undergoing division and some are not. Assume that while some of the cells are dividing, no other cells will begin to divide to until the group that is dividing is finished. Let's say the ratio of dividing to not dividing cells is8to5. What will the cell population be after the cells that are dividing have completed the division process?
 3 If there is a two in six chance of getting a red flower when crossing a red flowered plant with a white flowered plant, how many white flowered plants would be expected in a population of764offspring from such a cross?
 4 There is always a 1 to 1 correspondence between the number guanines (G) and the number of cytosines (C) in a DNA molecule. The same is true of the relationship between adenine (A) and thymine (T). Of course professor Floop knows this. He analyzed a strand of DNA and determined the amounts of C and G it contained. If the molecule was26% G, what was the percentage of A?
 5 If the ratio of saturated to unsaturated fatty acids in a cell membrane is9to1, and there are a total of79billion fatty acid molecules, how many of them are saturated?
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