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Q1. What advantages do the O-Scale System and the Canadian Physical Activity, Fitness and Lifestyle Approach-Health Body Composition Assessment procedure has in evaluation to percent body fat predictions from skin folded measurements, when used in individual assessments? Q2. A solar flare causes 10 percent of the population to die from […]

Genes that cause Prader-Willi syndrome and Angelman syndrome are closely linked along chromosome 15. Although people with these syndromes usually do not reproduce, suppose that a couple produces two children with Angelman syndrome. The oldest child, Pat, grows up and has two children with Prader-Willi syndrome. The second, Robin, grows […]

A population of Hawaiian Drosophila has two alleles (M and m) of a particular gene. In a sample of 100 flies from this population, 3 were MM homozygotes, 60 were Mm heterozygotes, and 10 were mm homozygotes.  Perform a chi-square test, to test the hypothesis that the observed numbers of […]

A. At one time the continent of Australia was connected to Asia. About 50 million years ago Australia became separated. It has many unusal animal not found elsewhere, such as the kangaroo and the koala bear. Using the concepts of geographic isolation the gene pool, explain why these animal developed. […]