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I identify a gene in plants and then use BLAST to search for related genes in GenBank. In my BLAST search, I find a gene with a very low Expectation value (E value) in animals. What does this result suggest? A. widespread presence of pseudogenesB. DNA transposon hopppingC. nothing, a […]

Question: A type of arachnodactyly is an autosomal dominant disorder associated with a gene on chromosome 5.Sickle cell anemia is due to a gene on chromosom. A man and a woman, each with arachnodactyly and who each had an unaffected parent, are carriers for sickle cell anemia. a. Give the […]

Q1. My teacher asked Shigella is a pathogen that is spread worldwide, but what does its shape (bacillius) have to do with it spreading? Tell me more about what kind of sickness it causes. Q2. After contact with a patient spinal fluid a lab technician develop fever nausea and purple […]

Question #1: The Knudson Paradigm Knudson paradigm of tumor suppressor gene inactivation: Rb was first identified as a tumor suppressor as evidenced by the two hit hypothesis (the loss of one allele results in increased susceptibility to developing cancer, loss of the second allele results in the development of cancer).  […]