SI FINAL - Chapter 1 Homeostasis a. Maintaining a living...

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Chapter 1 Homeostasis a. Maintaining a living system within an acceptable range. i. Ie body temp b. What is most basic structure in all living organisms? i. Cell- all come from preexisting cells c. Prokaryotic cells vs eukaryotic i. P= no mitochondria and no nucleus d. Taxonomy i. Most inclusive to least inclusive Kingdom, phylum, class, order, family, genus, species 1. King Philip came over for great se e. Null v alternative i. Null no difference. Alternative will be a difference between 2 controls f. What most a hypothesis be? i. Testable, never can be completely proven CH2 b. Valence= how many you need a. HONC b. 1234=valence c. Covalent bond a. Electrons are shared i. Can be either polar or nonpolar ii. P=1 atom pulling electrons more than other, unequal sharing. NP=equal sharing b. Electro negativity= ability of atoms to pull electrons away from another atom d. Ionic bond a. Transferring of electrons i. Cat ions v anion 1. C= + e. Hydrogen bonds a. Between molecules f. Isotopes a. Same number of protons dif number of neutrons
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Ch3 g. Cohesion- 2 of same things stick together h. Adhesion 2 dif things stick together i. Properties of water a. Surface tension- level of difficulty involved with breaking or stretching the surface of a liquid b. Specific heat- how successful something is in resisting a change in temp. amt of energy needed to raise 1 g of a substance by 1 degree Celsius c. Heat of vaporization- amt of energy you need to convert something from a liquid to a gas d. When water freezes it expands e. Waters a solvent- dissolves a lot j. Ph –logH+ k. Buffer a. Resists change in ph Ch4 l. Hydrozoa group- oh m. Carbonyl co n. Carboxyl cooh o. Amino nh2 p. Sulfhydrol sh q. Phosphate po3 r. Methyl ch3 s. Isomer a. Same molecular formula dif shape i. Structural isomer- variation in arrangement ii. Geometric- variation around double bond iii. Anti isomer- 2 non super imposable mirror images Ch5 t. Hyrdolosysis v condensations syntheses a. H= use water to break something apart b. Cs- taking out drop of water to put something together u. Lipids a. Have carbon and hydrogen
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b. Saturate fats v unsaturated i. Sf- solid at room temp (butter) ii. Uns-liquid at room temp iii. Sf- single bond (single and sat) iv. Unf- double bonds v. Carbohydrates a. Cho b. w. Proteins a. CHON b. Make up 50% of cells weight c. Amino acid building block of protein i. Every amino acid made of amino ii. R group- actual amino acids identity iii. Levels of protein structure 1. Primary structure- held together by peptide bonds (unique sequence of amino acid) 2. Secondary structure- held by hydrogen bonds (coiling and folding) 3. Tetreary structure- held together by r groups (when protein first becomes functional) 4. Quatinary structure- bung of ^ sticking together. Not all go through this x. Nucleic acids a. CHONP y. 4 ways to break down protein a. Heat b. Ph c. Salt concentration d. Chemicals z. Enzymes a. Speed up reactions i. By lowering activation energy b. Not affected by reactions aa. Nucleic acids a. Dna and rna b. D- atcg c. Rna- aucg
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SI FINAL - Chapter 1 Homeostasis a. Maintaining a living...

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