In rabbits, black hair is due to a dominant gene; brown is recessive allele. Short hair is due to a different dominant gene carried at a location o a different chromesome. Long hair is recessive to short hair. In a cross between black and long hair individual homoxtgous for both […]

Complete a 5-page paper that integrates the concepts you have learned during the term. This paper must include the following elements: A general introduction/description of your topic. -Alzheimer’s disease. Detailed descriptions of how each of the following concepts applies to your topic: Heredity (at least one concept from Units 2, […]

A 26-year-old business executive complained of a dull pain (heartburn) behind the sternum. The pain was postprandial (occurred after meals) and disappeared within a few minutes to an hour. It was often associated with belching and often was worse on lying down or on exertion after heavy meals. Sometimes it […]

Go to this or other histology links you might find: http://www.bio.davidson.edu/courses/Immunology/Bio307.html These all have either cartoons and/or histology sections of all the important primary and secondary lymphoid organs that we talked about. Click through their sections, readings, and animations of primary and secondary lymphoid organs. In particular: 1. Try to […]