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Carbs,lipids,protein
| Question | Answer |
|---|---|
| particles in an atom | protons, neutrons, electrons |
| an Atom that has lost or Gained electrons | ion |
| What is special about carbon atoms that they can make so many kinds of molecules? | Carbon can bond to four other atoms, and can form chains, branches, and rings with each other |
| atoms important to living things | carbon, hydrogen, nitrogen, oxygen, phosphorus, sulfur |
| ions important to living things | sodium ion, potassium ion, chloride ion, hydrogen ions, calcium ion |
| what makes water important to cells? | it is polar so it can dissolve many substances |
| water fearing | hydrophobic |
| water loving | hydrophilic |
| what part of a phospholipid is polar, which is non polar | head is polar, tail is non-polar |
| what are hydrogen bonds | formed when the negative oxygen portion of a water molecule is attracted to the positive hydrogen portion of another water molecule |
| know haw many sugars are in a monosaccharide, disaccharide, and polysaccharide (no answer) | no answer |
| example of monosaccharide | glucose and fructose |
| example of disaccharide | sucrose and lactose |
| example of polysaccharide | starch and cellulose |
| what is hydrolysis | adding water to a molecule to break it apart |
| what is dehydration synthesis | removing water to break apart a molecule |
| small subunit used to build polymers | monomer |
| large molecule made of many monomers | polymer |
| many carbs end in ________ | -ose |
| uneven sharing of electrons, hydrophilic (water, nail, sugar) | polar |
| even sharing of electrons, hydrophobic (oil,fat,wax) | non polar |
| 4 major polysaccharides | starch, cellulose, glycogen, chitin |
| know what the four major polysaccharides jobs are (no answer) | no answer |
| 4 macromolecules important to living things | carbs, lipids, proteins, nucleic acids |
| which kind of macromolecule is burned for energy in all living things | carbs |
| which kind of macromolecule provides long term energy storage and insulation for organs | lipids |
| which kind of macromolecules is different because it is hydrophobic | lipids |
| Which kinds of macromolecules are important in transport into and out of cells? | proteins |
| Which kind of macromolecules store and transport information? | nucleic acids |
| Which 2 kinds of molecules are important in making cell membranes? | Phospholipids and proteins |
| the names of which kinds of molecules often end in -ase | enzymes |
| the names of which kinds of molecules often end in -ose | sugars |
| In a DNA molecule which nitrogen bases always hydrogen bond with each other across the middle | Adenine- Thymine Guanine- Cytosine |
| Where are reactants and products found when writing a chemical equation | Reactants are to the left of the arrow and products are to the right |
| How are exergonic and endergonic reactions different | Exergonic (exothermic) reactions release energy. Endergonic (endothermic) reactions absorb energy |
| what are some factors that can denature enzymes | pH and high temperature |
| enzymes are made of _________ | proteins |
| enzymes purpose is to ____________ chemical reactions | speed up |
| enzymes speed up chemical reactions by lowering __________ _________ | activation energy |
| enzymes are specific for ____ type of reaction | one |
| enzymes are ____________ because they are not changed by the reaction | reusable |
| The reactants an enzyme binds with are called _____________ | substrates |
| substrates join an enzyme at it __________ _____ | active site |
| pH scale goes from ______-______ | 0-14 |
| optimal temp for human enzymes is ________F (37 C) | 98.6 |
| optimal pH for human enzymes is ___ | 7 |
| know subunits in packet (no answer) | no answer |
| know the difference between nucleic acids (no answer) | no answer |
| what is a catalyst | speeds up chemical reaction |
| How do catalysts change activation energy to speed up chemical reactions? | lower it |
| What kinds of molecules act as catalysts in living things? | enzymes |
| know how to label enzyme (no answer) | no answer |
| what happens when proteins denature | they unfold |
Created by:
sf321
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