My Crossword Maker Logo
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

Biology U2A

Across
A positively charged ion; an atom which has lost an electron.
Any substance which changes the activation energy of a chemical reaction.
A protein molecule which is specialized to speed up a specific chemical reaction in biological systems.
A complex molecule containing the genetic code.
A chemical reaction where the compound is broken into its constituent parts.
A chemical synthesized by an organism which aids in the control of a specific function in the organism.
An electrically charged atom or group of atoms formed by the loss or gain of electrons.
Any substance capable of combining with a hydrogen; it normally donates a hydroxyl (OH-).
Down
A kind of sugar (C6H12O6) occurring in plant and animal tissues.
The smallest unit of an element that still retains the chemical properties of the element.
A sugar or polymer of sugar; contains the elements carbon, hydrogen, and oxygen.
A subatomic particle, fundamental to all matter, existing in orbit around the nucleus of an atom and carries a negative charge.
Containing two atoms.
A two-sugar polymer.
The breakdown of large molecules into smaller molecules with water being a reactant.
A protein specialized to defend the body against disease.
A chemical substance composed of atoms of two or more elements chemically bonded to one another.
A substance which will resist changes in pH within reasonable limits.
A negatively charged ion; an atom which has gained an electron.
Any substance which donates a hydrogen atom during disassociation.