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Chapter 4 pages 108-113

Who discovered that DNA could exist in a dry and wet form? Rosalind Franklin
What does DNA look like? A twisted ladder
How do parents pass traits to their offspring (babies)? chromosomes
DNA means deoxyribonucleic acid
Nitrogen bases molecules that contain nitrogen and other elements
DNA has 4 kinds of nitrogen bases...name them adenine, thymine, guanine and cytosine A,T,G,C
DNA contains genetic information for cells to make what? proteins
Proteins determine what? traits from hair color to the ability to et food
DNA replication the process in which an identical copy of a DNA strand is formed for a new cell
Created by: virginia brody