Matter
A collection of atoms that all have the same number of protons.
What are elements?
A molecule that contains atoms of at least 2 different elements.
What is a compound?
A dissolved substance.
The process by which living organisms produce larger molecules from smaller ones.
What is biosynthesis?
Organic molecules that contain only carbon, hydrogen, and oxygen, with the same ratio of hydrogen to oxygen as water.
What are carbohydrates?
The number of protons in an atom.
What is atomic number?
An abbreviation for a compound.
What is a chemical formula?
A solution in which water is the solvent.
What is an aqueous solution?
These simple sugars are the building blocks of more complex carbohydrates.
What are monosaccharides?
Greek for "water-loving"
What is hydrophilic?
What is the nucleus?
A chemical bond formed by the sharing of electrons between 2 or more atoms.
What is a covalent bond?
Property of water that protects living organisms from drastic temperature changes.
What is high heat capacity?
The process of breaking down complex molecules by the chemical addition of water.
What is hydrolysis?
Lipid molecules with 4 fused carbon rings.
What are steroids?
One of several forms of an element, each containing the same number of protons, but a different number of neutrons.
What is an isotope?
Positively or negatively charged atom (or group of atoms) resulting from the transfer of electrons.
What is an ion?
These properties help water "defy gravity" as it travels from the roots to the leaves of a plant.
What is cohesion and adhesion?
Two different molecules that have the same chemical formula.
What are isomers?
This non-digestible polysaccharide is a component of the cell wall in plants.
What is cellulose?
The sum of the protons and neutrons in an atom.
What is atomic mass?
Where electrons orbit around a nucleus.
What is an energy level (or shell)?
The amount of matter in a given volume.
What is density?
The group that makes each of the 20 amino acids different.
a groups of atoms within a molecule that interacts with other molecules in predictable ways.
What is a functional group?