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Chapter 2:Chemical Basis of Life
N/A
20
Anatomy
11th Grade
08/31/2011

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Cards

Term
Carbon, Hydrogen, Oxygen, and Nitrogen
Definition
What four elements make up 96 percent of living matter?
Term
Nuetral
Definition
All atoms are_______, the number of protons in any atom is equal to its number of electrons
Term
Atomic Number
Definition
Equal to the number of protons in its nucleus
Term
Atomic Weight
Definition
Equals the number of protons and neutrons in its nucleus
Term
Compounds
Definition
What are the chemical combination of two or more different atoms and have different properties from the individual atoms?
Term
Electrons
Definition
What are in the outermost energy level of the reacting atoms and are active in the bonding
Term
By losing, gaining, or sharing electrons to achieve stability
Definition
How do atoms interact?
Term
When valence-shell electrons are completely transferred from one atom to another
Definition
How are ions formed?
Term
Nonpolar covalent molecule
Definition
If the electrons aren't shared equally, the molecule is a _______
Term
Hydrogen bonds
Definition
__________bonds are fragile covalent bonds that bind water molecules or different parts of the same molecule and are common in proteins, nucleic acids, etc.
Term
Synthesis Reaction
Definition
Result in larger, more complex and involve formation of new bonds
Term
Decomposition Reaction
Definition
Larger molecules are broken down into simpler molecules or atoms
Term
Exchange Reaction
Definition
Involve both the making and breaking of bonds
Term
Inorganic compounds
Definition
______________ compounds making up living matter do not contain carbon
Term
Proteins and Nucleic Acids
Definition
______ and _______ contain substantial amounts of nitrogen
Term
Sucrose and Lactose
Definition
Name two examples of disaccharides
Term
Deoxribose and Ribose
Definition
Name two examples of Monosacharides
Term
Starch and Glycogn
Definition
Name two examples of polysaccharides
Term
[image]
Definition
Hydrolysis
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