BIOLOGY 2EE3 Chapter Notes -Organelle, Enzyme, Crystal Violet

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Chemical makeup of cell: enzymes and structural components of cells (50 55%: polypeptides: are polymers of amino acid and are most abundant, are used as, nucleic acids: dna is informational, rna has many functions with majority, lipids: hydrophobic molecules that are used as the foundation of the cell, polysaccharides: structural (chitin and cellulose) and storage (starch and associated with the production of proteins ( dna:2 5%, rna: 15 20%) membrane (10%) glycogen) (6 7%) 1. 2: microbial genetics: endosymbiosis theory: chloroplasts and mitochondria were originally there own distinct cell until a larger bacteria cell engulfed them through endocytosis and now are in a symbiotic relationship, progenote: the first living organism classified by carl woese, to store information in genes not yet linked together on chromosomes, the ultimate source of genetic variation is mutation, biosphere: regions of the earth that can support life.

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