Uncategorized

A woman whose parents have normal pigmentation, marries a manwhose parents are normally pigmented. They have sixe children: 3are albino girls, and 3 are normally pigmented boys. One of thenormally pigmented boys marries a girl whose brother is albino. 1. Draw the pedigree of this family 2. What is the […]

The Fas ligand is a trimeric, extracellular protein that binds to its receptor, Fas. The binding of Fas ligand to its receptor alters the conformation of Fas so that it binds an adaptor protein and activates caspase-8. One important role of Fas is to eliminate tumor cells by lymphocytes of […]

Q1. Why are traditional morphological and physiological characteristics such as organelles, movement, and nutrition not always reliable as synapomorphic character states? Q2. Suppose you wanted to create an integral membrane protein, and could only use 2 amino acids: L and S (plus 1 methionine to initiate protein synthesis). a) What […]

A 10 year old girl was bitten on the leg by a neighborhood dog and received several stitches 5 days ago. This morning she complained of increasing pain, and her mother noticed that the area around the stitches as red and warm to the touch. Her mother brought her to […]