Biology 10th Edition by Eldra Solomon,Charles Martin,Diana Martin,Linda Berg

Exercise 17

ANALYZING DATA. The recessive allele that causes Ellis-van Creveld syndrome when homozygous has a frequency of about 0.07 in the Amish population of Pennsylvania, although its frequency is only about 0.001 in the general population. How many persons out of 1000 in the Amish population would be expected to have the disease? How many out of a million in the general population?