BSC 108 EXAM 3 KENNEDY CERTIFICATION EVALUATION SET FULL QUESTIONS AND CORRECT ANSWERS BUNDLED RESOURCE

BSC 108 EXAM 3 KENNEDY CERTIFICATION
EVALUATION SET FULL QUESTIONS AND
CORRECT ANSWERS BUNDLED RESOURCE

⩥ pH scale.
Answer: used to describe the acidity of a solution


⩥ acid.
Answer: lower pH number; higher H+ concentration; donates H+ atoms
to a solution


⩥ base.
Answer: higher pH number; lower H+ concentration; accepts H+ ions
and removes them from a solution


⩥ buffers.
Answer: substances that resist pH change by accepting H+ ions from
acids and donating H+ ions to bases


⩥ carbohydrates, lipids, proteins, and nucleic acids.
Answer: four major large molecules

, ⩥ monomers.
Answer: subunits of large molecules


⩥ polymers.
Answer: many monomers strung together


⩥ dehydration reaction.
Answer: a way of covalently bonding two monomers together by losing
a molecule of water (Hs and Os of two monomers bond, release water
molecule, and the remaining atoms bond together)


⩥ hydrolysis.
Answer: water molecule is added to a polymer to break the monomers
apart; opposite of dehydration reaction (Hs and Os bond to the atoms in
the polymer and break them apart); way to break a covalent bond


⩥ organic molecules; hydrocarbons.
Answer: molecules that contain both carbon and hydrogen


⩥ monosaccharides, disaccharides.
Answer: carbohydrates include simple sugars (______________) and
double-sugars (______________)