The center of an atom
What is a nucleus?
What is a molecule?
The amount of water in our bodies
What is 70%?
A proton donor
What is an acid?
A molecule that contains carbon and hydrogen
What is an organic molecule?
A positively charged subatomic particle
What is a proton?
A strong bond created when one atom loses e- and the other gains e- creating charged ions that are attracted to one another.
What is an ionic bond?
The ability of water to stick to itself
What is cohesion?
A proton acceptor
What is a base?
A molecule composed of multiple sugars attached together
What is a polysaccharide?
The space where you can find an electron
A strong bond created when two atoms share electrons
What is a covalent bond?
Water does this as it freezes
What is expands?
A pH above 8
What is a base?
The complete folded structure of a protein
What is quaternary structure?
An atom with a different amount of neutrons than normal
What is an isotope?
The unequal sharing of electrons between two atoms
What is a polar covalent bond?
Water breaks apart into these ions
What are hydrogen ion and hydroxide ion?
The measurement of H+ ions in a solution
What is pH?
DNA is composed of many of these molecules linked together
What are nucleotides?
The electrons in the outermost electron shell
What are the valence electrons?
Partial charges on atoms cause atoms of different molecules to be attracted to one another
What is a hydrogen bond?
If water is added to a molecule through a chemical reaction it is known as this
What is hydrolysis?
A substance that resists a change in pH
What is a buffer?
Energy storage tissue in animals
What is adipose tissue?