BIOLOGY 1A03 Study Guide - Comprehensive Final Exam Guide - Genome, Gene, Dna

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BIOLOGY 1A03 Full Course Notes
BIOLOGY 1A03 Full Course Notes
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Eukaryotic cells: plant cells, animal cells, fungi, have a nucleus. Prokaryotic cells: bacteria cells, do not have a nucleus, body has 10x more bacteria cells than euk. (2-3% of our body mass, human microbiome: a population of microorganisms/microbes. Includes prokaryotic bacteria and small eukaryotic organisms: approx. 10,000 species of microbes in a healthy human body. Bacteroides thetaiotaomicron: upper respiratory tract and oral cavity, contributes to the formation of dental plaque, one of the first microbes to colonize a germ-free newborn"s oral cavity and gastrointestinal tract. Infection leads to activation of the immune system: on our skin, predominate intestinal bacteria, makes enzymes that are useful for breaking down plant material. Unit 2: phospholipids are the building blocks of membranes: cell: membrane bound structure containing macromolecules. Unit 3: organization of cell membranes: the amphipathic nature, allows phospholipids to form unique structures, lipid micelles are important for absorption of fat-soluble vitamins and complex lipids, phospholipids spontaneously adopt membrane structures without using energy.

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