The atomic particle that takes part in chemicals bonds.
What is Electron.
100
Particles that result when two or more atoms bond together.
What is a Molecule.
100
Substances that contain both carbon and hydrogen.
What is Organic.
100
The organic substance responsible for energy production.
What is Carbohydrates.
200
Atomic particles located in the nucleus.
What is Proton and Neutron.
200
An atom that gains or loses an electron and consequently carries an electric charge.
What is Ion.
200
Represents the numbers and types of atoms in a molecule.
What is Molecular Formula.
200
The most abundant compound in living material and accounts for about 2/3 of the weight of a adult human.
What is Water.
200
Composed of a sugar, a phosphate, and a nitrogenous base.
What is a Nucleotide.
300
_________ atoms are the result of an attraction between the positive charge of protons and the negative charge of electrons.
What is Stable.
300
A bond that results from the attraction between oppositely charged atoms.
What is Ionic Bond.
300
AB + CD -> AC + BD is an example of a __________ reaction.
What is Exchange.
300
Are composed of fatty acids and glycerol.
What is Fats.
300
A waste product of many metabolic processes that is exhaled from the lungs.
What is Carbon Dioxide.
400
The number of protons plus the number of neutrons in the nucleus of each atom of an element.
What is Atomic Weight.
400
The Hydrogen and Oxygen atoms in a molecule of water share two electrons between them. This is an example of a __________ bond.
What is Covalent.
400
When HCl is dissolved in water, it releases hydrogen ions (H+) and chloride ions (Cl-). This compound is an example of a(n) _________.
What is Acid.
400
Large molecules that are often oriented in primary, secondary, tertiary, and quaternary conformations.
What is Proteins.
400
Atoms or molecules that can change the rate of a reaction without being consumed in the process.
What is a Catalyst.
500
The atomic number of carbon is 6. _______ is the number of neutrons in a radioactive atom of Carbon-14.
What is 8.
500
The nitrogenous bases in a DNA double helix are held together by attractions between hydrogen and nitrogen atoms. This is an example of a ________ bond.
What is Hydrogen.
500
The human colon has a pH of approximately 11. This is an example of a ___________ environment.
What is Basic or Alkaline.
500
The inorganic substances that provide many of the ions necessary for metabolic processes.
What is Salts.
500
Complex lipids, such as cholesterol, that are responsible for synthesizing hormones.