1. Brown eyes are dominant over blue. What are the chances that the first child of a marriage of two hybrid (heterozygous) brown-eyed parents will be blue-eyed? What are the chances of the second child being blue-eyed? 2. In humans, color-blindness is recessive and sex-linked. A man of normal vision […]

Undergraduate Assignment 1: Constructing a Summary  For your first assignment, you will summarize the results, conclusions, and significance of a research article. The purpose is to hone your reading comprehension skills, particularly for primary scientific works. The intended audience for your summary is college freshman majoring in biology. This means […]

A population of 1600 adults, all homozygous for the L gene, live in a valley below a leaky nuclear power reactor. After three generations, the allele frequency of the L gene declined to 0.84 as a result of mutations to an alternate form (there has been no selective force operating […]

Biochemists make stock solutions of reagents and use them to make working concentrations of buffers. Some of these includeA. 1 M Tris-HCl (pH 7.6)B. 1 M Dithiothreitol?C. 2 MKCl?D. 1 M K2HPO4E. 1 M KH2PO4?F. 1M Potassium Phosphate (pH 7.2)G. 10 M NaOH?H. 1 M ZnSO4?I. 1 M MgCl2?J. 0.5 […]