abbreviation of deoxyribonucleic acid organic chemical of complex molecular structure that is found in all prokaryotic and eukaryotic cells and in many viruses. DNA codes genetic information for the transmission of inherited traits.


Art:Figure 1: Portion of polynucleotide chain of deoxyribonucleic acid (DNA). The inset shows the …


* Figure 1: Portion of polynucleotide chain of deoxyribonucleic acid (DNA). The inset shows the …

Art:Figure 2: The bases of one helical strand in DNA are paired with complementary bases of the other …


* Figure 2: The bases of one helical strand in DNA are paired with complementary bases of the other …

The chemical DNA was first discovered in 1869, but its role in genetic inheritance was not demonstrated until 1943. In 1953, James Watson and Francis Crick determined that the structure of DNA is a double-helix polymer, a spiral consisting of two DNA strands wound around each other. Each strand is composed of a long chain......

Join Now to view the rest of this term paper!
Members: Login to view this research paper.

Title: Dna
Approximate Word Count: 553
Approximate Pages: 3 (250 words per double-spaced page)

With the Term Papers Lab Membership Pass, you get instant access to every essay on this site, including this essay on Dna, for as long as you remain a member.

Other essays sites charge almost $100 for a single term paper. At Term Papers Lab, you can get instant access to over 100,000 research papers for as little as $29.95!