Animal cells need oxygen most directly to:
A) produce protein. B) secrete enzymes. C) produce DNA. D) produce ATP.
Answer: D
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Enzymes that readily break starch apart cannot hydrolyze the glycosidic linkages found in cellulose. Why is this logical?
A) The geometry of the bonds is different, and the shapes of enzyme active sites are highly specific. B) Starch is held together by hydrogen bonding, not covalent bonding. C) Cellulose molecules are highly branched, and enzymes are too bulky to fit. D) Starch is held together by peptide bonds, not glycosidic linkages.
In fungal gene mapping, the abbreviation NPD stands for new parental ditype
Indicate whether the statement is true or false
. Language and abstract thought are possible due
to
a. the cerebellum. b. the pons. c. the cerebral cortex. d. the medulla oblongata. e. the midbrain
Which muscle component is smallest?
A) myofibril B) myosin filament C) sarcomere D) muscle fiber