Biology 191 Final Exam Questions With 100% Correct Answers| Verified
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Course
Biology
Institution
Biology
what experiment led to Rutherford proposing the existence of a nucleus? - ANSWER
the Rutherford scattering experiment
what enzyme is required to break down cellulose? - ANSWER cellulase
which polysaccharide is found in the outerskeletons of insects? - ANSWER chitin
true or false; in general, li...
Biology 191 Final Exam Questions With
100% Correct Answers| Verified
what experiment led to Rutherford proposing the existence of a nucleus? - ANSWER
the Rutherford scattering experiment
what enzyme is required to break down cellulose? - ANSWER cellulase
which polysaccharide is found in the outerskeletons of insects? - ANSWER chitin
true or false; in general, lipids are soluble in water - ANSWER false
lysosomes are best described as - ANSWER digestive waste vesicles that come from
the Golgi, are enzymes that dispose of unwanted cell materials.
, _____ groups have definite chemical properties that they retain no matter where on the
molecule they occur - ANSWER functional
when an isomer has the same carbon skeleton but the functional groups are attached
in different orientations - ANSWER stereoisomers
if a stereoisomer is a mirror image of another, it is referred to as an -
ANSWER enantiomer
loosely defined group of molecules that all contain carbon, hydrogen and oxygen -
ANSWER carbohydrate
the formula for glucose is - ANSWER C6H12O6
polysaccharides are monosaccharides that have been joined together through _____
reactions - ANSWER dehydration
who initially came up with the idea for cells? - ANSWER Robert Hook in 1665
true or false; ribosomes are membrane bound vesicles - ANSWER false
endoplasmic reticulum is found only in - ANSWER eukaryotic organisms
the inner space of the ER is referred to as the cisternal space or the ______ - ANSWER
lumen
the largest compartments of the ER are the _____ and the _____ - ANSWER lumen,
cytosol
fluid component of the cytoplasm containing dissolved organic molecules -
ANSWER cytosol
proteins are synthesized on the surface of the - ANSWER RER
the receiving end of the golgi body is the ___ face while the exiting end is the _____
face - ANSWER cis, trans
_____ and _____ are modified as they pass through the Golgi body - ANSWER
proteins, lipids
membrane bound digestive vesicles that arise from the Golgi - ANSWER lysosomes
the enzymes in lysosomes are activated when - ANSWER the ph drops
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