ANT 2511 Lecture Notes - Lecture 3: Nuclear Dna, Egg Cell, Organelle
13 Apr 2018
School
Department
Course
Professor
Document Summary
The cell the cell is the basic unit of life, and all life divided into 2 categories depending on thei. Txtbook says 3. 5 bill yrs old (but recent research found earlier stuff: 4. 28 billion. Txtbook: 1. 2 bill yrs ago (new research: 1. 6-1. 7 bill yrs ago; algae/fungus dating t. Some prokaryotic life evolved new structures that became new types of organel. Two prokaryotic organisms came together and fused; separate functions but coe. Body cells have full dna (humans: 46 chromosomes) Chromosomes their cell type. llion years ago) ing to 2+ bill yrs) anelles within cell t coevolving together. Organelle called mitochondrion contains own dna mtdna contains 37 genes and differs in cells. Change in a predicting way bc only passes thru mothers; we can time how differences occurred. We can use mtdna to see that we came from africa and went to australia ago we went to europe) Replicating the code: cell copies its entire genome (3 bill base pairs)
