GE CLST M72A Lecture Notes - Lecture 3: Turner Syndrome, Sex Organ, Deferent And Epicycle
10 Jan 2017
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An extra copy of a chromosome (three, not 2) a. A deletion or insertion that shifts all the g t c and a"s over. Environment can a ect genes as well, on a molecular and societal level. Examples: signals from other cells, food consumed by the organism. Why do brain cells and skin cells have di erent phenotypes? a. b. This expression begins at di erent stages depending on the species at hand. Ex: variation of temperature in alligator eggs determine the sex. Dr. arnold lecture 2 sept. 29th: sexual di erentiation. In the process of recombination, the paternal and maternal chromosomes get duplicated, cross over, and give a pice of themselves to each other. Dna replication is how genes are passed on from one generation to another. Piece of one chromosome sticks on to the wrong chromosome. They have a tiny piece of y chromosome attached to their x chromosome that makes them male.
