Biology 3338A Lecture Notes - Le Cell, Salivary Gland, Cytoplasm

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Dna and is it usable by all cells. 6: very similar to john gurdon"s work (frog guy, as 8me progresses, cells di eren8ate, take a frog egg, remove nucleus. Then take nucleus out of frog embryo, and place in egg without nucleus. Egg will take nucleus and from normal frog. 7: taking uner cell (di eren8ated cell adult post mito8c); take nucleus and add it to egg whose nucleus is removed. Need to get dna back to undi eren8ated level to be used to clone. If remove part of embryo really early on, they will not become what their fate was. If take part of speci ed embryo and move it to another part, they may s8ll not form fate (not committed). If s8ll form fate means commined (can not change: when commined forms structure; structure is said to be di eren8ated. 13: start o with zygote (2n nucleus, as it divides forms millions of cells.

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