BIOL 1110 Lecture Notes - Lecture 1: Sexual Reproduction, Red Blood Cell, Homeostasis
Document Summary
Biology 1110: chapter 1, lectures 1-3: what is biology, study of life a. i. Quality resulting from interaction of a system"s components whole is greater than sum a. iii. 1. b. i. 1. ex: endothelial cells (cheek cells) a. iii. 1. b. i. 1. a. Form a sheet, roll into a tube, form capillaries a. iii. 2. If you can"t make your own, you must harvest energy a. iii. 2. b. Energy used for movement, reproduction, growth, a. iii. 2. d. etc a. iii. 2. e. a. iii. 2. e. i. Loss of organization/quality of energy as it moves. Life maintains a variable level of internal constancy a. iii. 3. a. a. iii. 3. b. Homeostasis a steady state/physiological condition of the body a. iii. 3. b. i. How is internal environment impacted by external environment? a. iii. 3. c. i. 2 general categories relate to maintaining of constancy: a. iii. 3. c. i. 1. Conformers little or no energetic investment in homeostasis a. iii. 3. c. i. 1. a. *fish mix resistor (ph, salinity) and conformer (body temp) a. iii. 4. Life reproduces itself, grows, and develops a. iii. 4. a. a. iii. 4. a. i. Evolutionary driver of sexual reproduction is very powerful a. iii. 4. a. ii. 1. a. Because of env"t change issues and disease/parasite issues a. iii. 4. a. ii. 1. b.
