7/17/25, 8:21
AM
CHAPTER 1 BIO 277 TOMLIN UNCG EXAM
QUESTIONS AND ANSWERS WITH COMPLETE
SOLUTIONS VERIFIED GRADED A++ 2025/2026
Terms in this set (59)
osmosis diffusion of water through an
aquaporin (a specific name for
facilitated diffusion of water)
primary active ATP is hydrolyzed by the same protein
transport that moves a solute against its gradient
active transport A general term describing the
movement of solutes AGAINST their
concentration gradient
diffusion A general term describing the
movement of solutes FOLLOWING
their concentration gradient
simple diffusion oxygen crosses membranes this way
facilitated diffusion glucose enters non-absorptive cells this
way
secondary active glucose enters absorptive cells this way
transport
water moves from high to low
1/
8
, 7/17/25, 8:21
AM
____ to_______water
concentration
water moves from low to high
____ to_______solute
concentration
which is true about it is formed from pyruvate when oxygen
lactic acid is in short supply
an acidic solution low pH and high concentration of H+ ions
has
what proteins
macromolecule do
patients with PKU
have to limit in
their diet?
In a patient with phenylalanine
PKU which amino
is not broken
down properly
by the defective
nezyme?
which Phenylalanine, hydroxyphenylacetic and
compounds will phenylacetic acid
build up in the
blood of patients
with PKU?
2/
8
AM
CHAPTER 1 BIO 277 TOMLIN UNCG EXAM
QUESTIONS AND ANSWERS WITH COMPLETE
SOLUTIONS VERIFIED GRADED A++ 2025/2026
Terms in this set (59)
osmosis diffusion of water through an
aquaporin (a specific name for
facilitated diffusion of water)
primary active ATP is hydrolyzed by the same protein
transport that moves a solute against its gradient
active transport A general term describing the
movement of solutes AGAINST their
concentration gradient
diffusion A general term describing the
movement of solutes FOLLOWING
their concentration gradient
simple diffusion oxygen crosses membranes this way
facilitated diffusion glucose enters non-absorptive cells this
way
secondary active glucose enters absorptive cells this way
transport
water moves from high to low
1/
8
, 7/17/25, 8:21
AM
____ to_______water
concentration
water moves from low to high
____ to_______solute
concentration
which is true about it is formed from pyruvate when oxygen
lactic acid is in short supply
an acidic solution low pH and high concentration of H+ ions
has
what proteins
macromolecule do
patients with PKU
have to limit in
their diet?
In a patient with phenylalanine
PKU which amino
is not broken
down properly
by the defective
nezyme?
which Phenylalanine, hydroxyphenylacetic and
compounds will phenylacetic acid
build up in the
blood of patients
with PKU?
2/
8
