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Unformatted text preview: Biochem 100- Lecture 5 16:40 Announcements: Reading assignments online NEED to attend TA Sessions Stem Cells Cells that cannot be differentiated Can help regenerate certain parts Plants have little merristem, thats how stem cells got their name Cloning John Menar Smith- sexual reproduction creates genetic diversity Cloning- making multiple copies of something Germ line give rise to Every egg and every sperm are unique genomes Gamete contributes a unique human genome Basically we are a scramble of our grandparents DNA Multipotent cell- gives rise to multiple different cells, EX. Heart Stem cell Pluripotent- comes from embroyos that can give rise to different things Totipotent- Cloning is a variation of sexual reproductin Ususallly sexual reporiductions begins when a sperm fertalizes egg cell The sperm nucleus and the egg nucleus fuse and create a single cell zygote with one...
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