Matter and Energy
What is solid, liquid, and gas?
The four major elements in the human body
What is carbon, hydrogen, oxygen, and nitrogen?
H20 is an example of this
What is a compound?
Building muscle tissue is an example of this type of reaction
What is synthesis?
A steroid is an example of this
What is a lipid?
Substances that cannot be broken down into simpler substances are defined as this
What are elements?
The atomic number is always equal to the number of this in an atom
What are protons?
The electron shells of Argon is considered this
What is full/inert?
These affect the rate of a reaction
What is temperature, the concentration of reactants, and particle size?
These are the functions of water
What is body temperature regulation, universal solvent, and protection from mechanical damage?
Energy in action is defined as _______ energy
What is kinetic energy?
Isotopes have the same number of _________ but differ in the number of _________
What are protons; neutrons?
An ionic bond is the bond formed between these two
What is a cation and an anion?
Bonds are broken during these types of reactions
What is catabolic?
A pH of 7.4 indicates this
What is a weak base?
Your arms provide this type of energy
What is mechanical energy?
An atom that gains an electron will have an resulting ______ charge
What is negative?
The type of bond is formed when electrons are shared unequally between atoms
What is polar covalent?
An enzyme is an example of this
What is a catalyst?
This describes the tertiary structure of proteins
What are α-helical or β-pleated regions of the polypeptide chain folded upon one another?
The conversion of energy from one form to another has some of the original energy is "lost" as this
What is heat?
These spontaneously decomposes into more stable atoms
What are radioisotopes?
Water is considered the universal's main ______
What is solvent?
These are the reasons for the irreversibility of chemical reactions in cells
What is
1. Chemical reactions that release energy would require energy to be reversed?
2. Product might be continually removed from the reaction site?
3. A product might be expelled from the body?
This substance that dissociates into cations and hydroxyl ions
What is a base?