BIOLOGY 151 Lecture Notes - Lecture 4: Cell Potency, Zygote, Oct-4
Document Summary
Get your i>clicker2, register on moodle we will be starting on monday. Moodle pre-lecture assignment 2 opens today in moodle and is due by sunday evening by 11pm (closes. The 2nd perusall assignment on topic 2 reading (pg 1-19 of pdf) is due wednesday, september 21 at. Clicker question: do human bodies contain totipotent stem cells: yes, no, not usually, but i can think of exceptions. Answer: c. not usually, but i can think of exceptions. A woman that has an egg fertilized by sperm, aka zygote, would be carrying totipotent stem cells, but those totipotent stem cells aren"t for her use. Totipotent stem cell can become any embryonic or extra embryonic stem cell. Can be any cell in the body, or placenta. You"re studying the oct-4 gene, which is expressed in stem cells only. You want to obtain a sample of the dna of the oct-4 gene for your experiments.
