BIO SCI 93 Study Guide - Final Guide: Zp3, Blastocoel, Aquaporin
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BIO SCI 93 Full Course Notes
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Bio 93 fall 2012 lecture b final exam. 35 graded ques8ons worth 2 points each (70 points total) Instruc(ons: these are all mul(ple choice and there is only one best answer. Mark it on your scantron: you have version a. Please bubble in a for ques8on 1 (no points: bekah, a bio93 ta, studies endoderm speci ca8on in the frog xenopus. The transcrip8on factor, foxh1, promotes the transcrip8on of endoderm- speci c genes. Interes8ngly, foxh1 is expressed at uniform levels in all cells at the gastrula stage. Answer: foxh1- regulated genes are associated with acetylated histones only in endoderm cells. Lec 17, 19, 25 applica8on and synthesis. Promoter sequence does not di er between cell types the genome is the same in every cell. When promoters are methylated, they are transcribed less e ciently. Answer: the proper8es of leak potassium channels. Lec 18, 27, and rst half.
