BIOL108 Lecture Notes - Lecture 1: Antonie Van Leeuwenhoek, Matthias Jakob Schleiden, Rudolf Virchow
3 Aug 2018
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1st march 2018: lecture three cell structure: cell theory: Organisms are composed of one or more cells. The cell is the smallest unit of life. Cells arise from pre existing cells: discovering cells: Robert hooke coined the term (cid:494)cells(cid:495) after examination of cork other single celled organisms such as small invertebrates. Antony van leeuwenhoek first to describe bacteria, spermatozoa and many. Theodor schwann showed that animals and plants consist of cells that exhibit a degree of independence. Rudolf virchow found that cells arise from pre existing cells: plant and animal cells, the components of cells, cell wall: Primarily made of cellulose: plasma membrane: Boundary of cell which regulates import and export of molecules. Made of a phospholipid bilayer of embedded proteins: nucleus: Bounded by a double membrane nuclear envelope. The nucleolus is the site of ribosomal subunit synthesis: mitochondrion: Organelle composed of outer membrane and inner cristae (membrane/crest) Converts carbs and oxygen into co2, water and energy (atp: chloroplast:
