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Chapter 2 Crossword Review

Across
The attraction between molecules of different substances
Type of bond where electrons are shared
The substance that is dissolved in a solution
Type of bond where electrons are transferred
Fats, oil, and steroids are examples of this macromolecule
Energy necessary to begin a chemical reaction
Attraction between molecules of the same substance
Negatively charged particle found orbiting the nucleus of the atom
Particle found inside the nucleus of an atom that has no charge
Positively charged particle found in the nucleus of an atom
Down
_____________ bonds are formed between positively charged hydrogen atoms and negatively charged oxygen atoms on opposite water molecules
Monomers of proteins
Function of this macromolecule is to store and transmit hereditary information
Starch, glycogen, and cellulose are examples of this macromolecule
Pure substances that cannot be broken down into other substances
What you begin with for a chemical reaction
Forms H+ ions in solution
Speed up a chemical reaction and lower activation energy
A larger particle formed by teh chemical combination of two or more atoms
Meat, beans, and eggs are examples of this macromolecule
The smallest unit of matter