ASU BIO 181 EXAM 1 NEWEST ACTUAL
EXAM QUESTIONS AND DETAILED
CORRECT ANSWERS | 2025 A+ GRADE
STUDYGUIDE
T/F the contractile vacuole of the paramecium is possibly
an evolutionary of the kidney Correct Answer true
a singled celled eukaryotic organism Correct Answer has
a limited number of biomolecular machines
must find food, shelter, a mate and reproduce
escape from predators
the paramecium discussed in class contained an organelle
the contractile vacuole. this is the presumed precursor of
the: Correct Answer kidney
T/F in your own multicellular body, cell with functions have
different DNA. Correct Answer False
T/F A cancer cell will be anchorage-dependent for growth
and immortal Correct Answer false
if something is soluble in water a of hydration forms
around it and it is termed. Correct Answer hydrophilic
T/F active transport uses ATP to move components in
parallel with their concentration gradient, that is: from a
, high concentration to a low concentartion Correct Answer
false
facilitated diffusion uses a channel to let components
move down their concentration gradient. Correct Answer
true
T/F a single pass trans-membrane protein that is an alpha
helix can make a channel. Correct Answer false
when a vesicle fuses with the plasma membrane the
contents of the lumen of the vesicle are Correct Answer
ligands that are used in cell communication
T/F the ER is contiguous with the golgi apparatus Correct
Answer false
amino acids can be largely subdivided into groups. what
are the two groups Correct Answer hydrophobic and
hydrophlic
what are the orphaned organelles orphaned from? Correct
Answer they are mitochrondria and chloroplast and they
orphaned from the endomembrane system
what is the difference between a single pass
transmembrane protein and a 7 pass transmembrane
protein? Correct Answer single is singular protein that
passes once through the bilayer and cannot create ion
channel. a 7 passes through the bilayer 7 times creating
channels for ion passage.
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