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terms and people

erwin chargaff Through careful experimentation, Chargaff discovered two rules that helped lead to the discovery of the double helix structure of DNA.
dna deoxyribonucleic acid, a self-replicating material present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
structure of dna double helix or a twisted ladder with a sugar/phosphate backbone
nucleotide the sub unit for DNA
double helix the twisted ladder shape of DNA
Rosalind Franklin British biophysicist and X-ray crystallographer who made critical contributions to the understanding of the fine molecular structures of DNA
Watson And Crick found the double helix strucure
t cells T helper cell (TH cells) assist other white blood cells in immunologic processes,
b cells The principal functions of B cells are to make antibodies against antigens
pathogens a fancy name for a virus
antibodies is a large Y-shape protein produced by B cells that is used by the immune system to identify and neutralize foreign objects such as bacteria and viruses.
types of blood a+,a-,AB+,AB-, B+,B-,O+,O-
Created by: boss64