RHS Chemistry Of Life Question Preview (ID: 26263)


Review For Chemistry Of Life Test. TEACHERS: click here for quick copy question ID numbers.

attraction of molecules between the same substance
a) cohesion
b) adhesion
c) solvent
d) solute

force of attraction between different kinds of molecules
a) cohesion
b) adhesion
c) solvent
d) solute

substance that is dissolved in a solution
a) solvent
b) solute
c) solution
d) adhesion

type of mixture in which all components are equally distributed
a) solvent
b) solute
c) solution
d) cohesion

dissolving substance in a solution
a) solvent
b) solute
c) solution
d) cohesion

a compound that forms hydrogen ions (H+) in a solution; a solution with a pH less than 7
a) solution
b) buffer
c) acid
d) base (alkaline)

a compound that forms hydroxide ions (OH-) in a solution; a solution with a pH more than 7.
a) solvent
b) acid
c) base (alkaline)
d) buffer

small chemical units that make up a polymer
a) base
b) monomer
c) macromolecule
d) solution

molecules made up of many monomers; makes up a macromolecule
a) base
b) monomer
c) polymer
d) acid

giant molecules that are made of many, many molecules; organic molecules classified into carbohydrates, lipids, proteins and nucleic acids
a) macromolecule
b) monomer
c) acid
d) base

compounds made up of carbon, hydrogen and oxygen atoms in a 1:2:1 ratio; includes simple carbohydrates (monosaccharides) and complex carbohydrates (polysaccharides)
a) carbohydrates
b) lipids
c) nucleic acids
d) proteins

macromolecule made up mostly of carbon and hydrogen atoms;includes fats, oils and waxes
a) carbohydrates
b) lipids
c) proteins
d) nucleic acids

macromolecule that is made up of carbon, hydrogen, oxygen and nitrogen; needed for the body growths and repair
a) carbohydrates
b) lipids
c) proteins
d) nucleic acids

macromolecule that is made up of carbon, hydrogen, oxygen, nitrogen and phosphorus; two types are DNA and RNA
a) carbohydrates
b) lipids
c) proteins
d) nucleic acids

subunit of which nucleic acids are composed of; made up of 5-Carbon sugar, a phosphate group, and a nitrogen base.
a) carbohydrates
b) lipids
c) nucleic acids
d) nucleotide

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