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DNA Notes for test
mrs. w
9
Science
7th Grade
02/12/2007

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Term
DNA is?
Definition
DNa is an organic molecule thaat will up chromosomes, It also is the giant blue print of an organism and responible for all genes in ac organosm
Term
DNA Controls
Definition
It controls the activites of the cells with its coded instructions, Every cell carries DNA
Term
Who Was Rosaind Frankiln?
Definition
She was the first person to discover the discover strands molecules in a double helix spiral form (winding staircase) using an x ray scanner in 1951
Term
Watson and Crick
Definition
In 1953 Ja,es Watson adn Francais Crick made the double helix model later in 1662 they both won the nobel peaces prize for the discovery of the DNA representation and genetic mutation.
Term
Watson and Crick
Definition
In 1953 James Watson adn Francais Crick made the double helix model later in 1662 they both won the nobel peaces prize for the discovery of the DNA representation and genetic mutation. Rose was given credited but know prize for she was dead
Term
Where is DNA?
Definition
In the nucleus of every their is a copy of the blue prints for our body.
Term
DNA Is
Definition
Dna is twisted up into chromosomes.
Term
What does DNA look like
Definition
The Sides of the dna molecule are made up of two twisted strands of alternating SUGAR and PHOSPHATE molecules
Term
Hydrogen Bases
Definition
In between these strand are the "Stairs" whick are made of pairs of molecules called hydrogen bases
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