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48 Cards in this Set
- Front
- Back
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What makes bonds monomer in H2O? January 29
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Condensation
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What breaks the bonds between subunits? january 29
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hydrolysis
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What is a polysaccaride? January 29
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sugars(monosaccharides) joines by glycosidic bond
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What kind of bonds are lipids?
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ester bonds
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What is a Protein Primary(1)Structure? January 29
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it is an Ammino Acid linked by a peptide bond.
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What is a Secondary(2)Structure? January 29
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Hydrogen bonding between -COOH+ -NH2 of different parts of the same polypeptide.
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What is a Tertiary(3)Structure? Januaury 29
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reactions between R-groups on different parts of the same polypeptide -> more folds.
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What is a Quaterary(4)Structure? January 29
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multiple polypeptides interact to make 1 protein.
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What is a catalyst? January 29
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a compound able to increase the speed of a reaction by lowering the activation energy needed for the rxn to start.
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what are enzymes? January 29
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-protein catalysts
- lower activation energy for specific rxns + thus control which rxns and how fast. |
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What is potential energy? january 29
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its stored energy do to location or position that has the capacity to do work.
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What is a chemical reaction? January 29
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A+BC->AB+C
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What is activation energy? January 29
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determines how fast a reaction occurs.
- delta G must be -. |
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What are nucleic acids? January 29
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nucleotides joined by phosphodiester bonds.
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What is DNA?
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double helix due to it bonding between nitrogenous bases of two different DNA strands.
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All Organisms are made up of what? January 13
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cells
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What is a hypothesis? January 15
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a conclusion drawn from the collection of data.
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What is a theory? January 15
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a generally accepted explanation that has been tested.
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What is a Law? January 15
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cannot be done in biology!!
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how old is the Earth estimated to be? January 15
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4.6 Billion years old
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What are the building blocks for life? January 15
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H,C,N,O components of organic chemistry
~ TAKE THIS SERIOUSLY!!! |
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What is the valence shell? January 15
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the outter most electron shell
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what are covelent bonds? January 15
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shared electrons
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What is kenetic energy? January 20
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energry of motion
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What is potential energy? January 20
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stored(capacity to do work)
-chemical bonds |
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What are the Laws of Thermodynamics? January 20
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1. Quantity
2. Quality (only in a system) |
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In the Laws of Thermodynamics what is quantity? January 20
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"energy can be transfered and transformed but can neither be created nor destroyed."
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In the Laws of Thermodynamics what is quality? January 20
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"every energy transformation or transfere increases the entropy of the universe."
*always increasing in entropy!! |
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What is entropy? January 20
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measure of the amount of disorder in a system.(heat)
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What is the process of chemical evolution? January 20
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1. reduced or reacted carbon compounds (H2CO + HCN)formaldehyde
2. macromolecule subunits 3. macromolecules 4. 1st life |
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What is a lipid? January 22
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non-polar, hydrophobic, carbon containing
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What is Permeability? February 5
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length of fatty acids
-number of double bonds C=C |
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what is a solvent? February 5
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it is the liquid
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What is a solute? February 5
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what is dissolved in a liquid
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What is Turgor pressure? February 5
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osmotic pressure pushing against cell walls
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Half the mass of your membranes are what? February 5
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proteins (membrane proteins)
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What is reduction? January 20
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reduced if you gain an electron
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What is oxidation? January 20
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oxidized if it looses an electron
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What are the two parts of Redox Reactions? January 20
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Reduction and Oxidation
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What are the three properties of life in chemical evolution? January 20
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-metabolism
-replication-DNA -cell membranes |
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What are hydrothermal vents? January 22
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mineral deposites
-reactive carbon compounds |
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Different side chains have different what? Januaury 22
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chemical properties
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What is hydrophobic? January 22
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water fearing
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What is hydrophilic? January 22
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water loving
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What energy is involved in diffusion? February 5
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energy inherite in the motion of the molecule
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What is equalibrium? February 5
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same number of molecules distributed
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What is osmotic pressure? February 5
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amount of pushing capacity
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what does it mean to be isotonic? February 5
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when it is at equalibrium
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