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DNA
Part 1 of Paper
....etic information from parent to offspring. It was known early
into the 20th century that chromosomes, the genetic material of cells, contained
. In 1944, Oswald T. Avery, Colin M. MacLeod, and Maclyn McCarty concluded
that DNA was the basic genetic component of chromosomes. Later, RNA would be
proven to regulate protei.... Part 2 of Paper
....e others, cytosine
and thymine, are single-ringed pyrimidine compounds. (Miller, 141) Four types of
DNA nucleotides can be formed, depending on which nitrogenous base is involved.
The phosphate group of each nucleotide bonds with a carbon from the deoxyribose.
This forms what is called a polynucleotide chain. James D. Watson and Francis
Crick proved that most DNA consists of two polynucleotide chains that are
twisted together into a coil, forming a double helix. Watson and Crick also
discovered.... |
| Number of words: 1416 - Approximate pages: 6 |
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