1. Viruses 2. Living or Non-Living?•Infectious particles of nucleicacid and proteins•Cannot “live” (reproduce)outside a host 3. 1st virus discovered-TobaccoMosaic…
1. 2. Cell Division Cycle New cells are produced by division of existing cells If many new cells are needed, cells go through a cycle of events again and again This is called…
Slide 1 Chapter 19 The Organization and Control of Eukaryotic Genomes Slide 2 Chromatin structure is based on successive layers of DNA packing. Chapter 19 The Organization…
Slide 1 DNA & PROTEIN SYNTHESIS Chapters 12 & 13, Pages 287-333 Slide 2 Chapter 12:Section 1 I.History A. Frederick Griffith- 1928 - Tried to figure out how bacteria…
Slide 1 Chapter 9 DNA: The molecule of heredity What is heredity? What does DNA have to do with heredity? What is DNA? What is a chromosome? What is a gene? What is the relationship…
Slide 1 DNA basics DNA is a molecule located in the nucleus of a cell Every cell in an organism contains the same DNA Characteristics of DNA varies between individuals within…
Slide 1 RNA Slide 2 Difference between DNA and RNA DNARNA 1- locationIn nucleus as chromosomes In nucleus, cytoplasm and little amount in chromosomes 2- sugarDeoxyriboseribose…