i am absolutely confused between dna ,chromosomes, genes n chrmatin network ....plz help me out
Asked by | 10th May, 2008, 10:23: AM
DNA is a macromolecule. It is a nucleic acid, a long polymer of simple units called nucleotides, with a backbone made of sugars and phosphate groups joined by ester bonds.
Chromosome is a threadlike linear strand of DNA and associated proteins in the nucleus of eukaryotic cells that carries the genes and functions in the transmission of hereditary information.
Gene is a hereditary unit consisting of a sequence of DNA that occupies a specific location on a chromosome and determines a particular characteristic in an organism.
Chromatin is the organization and dense packaging of DNA in the nucleus of cells.
Answered by | 12th May, 2008, 11:57: AM
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