MOLECULAR BIOLOGY ED.8 TERMS
1. microscope: an instrument that provides a magnified image of a tiny object
2. Robert Hooke: credited with the discovery of cells by looking at cork; coined the word cells
3. Antonie van Leeuwenhoek: built simple microscopes and discovered various bacteria
in pond water
4. Cell Theory: 1.Organisms are composed of 1+ cells
2. Cell is the structure of life
3. Cells can arise only by division from a preexisting cell
5. Theodor Schwann: determined plant and animal cells have similar structure and proposed
first 2 com-ponents of cell theory
6. Rudolf Virchow: made the discovery of the 3rd component of cell theory
7. in vitro: in culture, outside the body
8. Basic Properties of Cells: 1.Highly complex and organized
2. Capable of reproduction
3. Acquire and utilize energy
4. Carry out variety of Chemical Reactions
5. Engage in mechanical activities
6. Respond to stimuli
7. Capable of self regulation
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, CH1,2,3,4,9 CELL BIOLOGY KARP'S CELL AND
MOLECULAR BIOLOGY ED.8 TERMS
8. Has and uses genetic program
9. Evolve
9. metabolism: sum total of the chemical reactions in a cell
10. Enzymes: molecules that greatly increase the rate of a reaction
11. microvilli: long processes that facilitate absorption of nutrients
12. actin: protein monomers polymerized in characteristic arrays that make up filaments that
create the cytoskele-ton
13. receptors: cover cells and interact with substances in the environment in highly specific
ways
14. LUCA: "Last Universal Common Ancestor"
the organism thought to be were all organisms descended from
15. Organelles: internal structures of a cell
16. What are the 2 different types of
cells?: Prokaryotic Eukaryotic
17. Prokaryotic cell: structurally simple; includes bacteria
18. Eukaryotic cell: structurally complex; includes protists, fungi, plants, and animals cells
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