During cellular respiration, most of the energy contained within the bonds of food molecules is captured in:
a) the conversion of the kinetic energy of food to the potential energy of ATP
b) the Krebs cycle and electron transport chain
c) digestion
d) glycolysis
e) None of the above. Energy is lost, not gained, during cellular respiration
Ans: b) the Krebs cycle and electron transport chain
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In which tissues could abundant collagen and elastin be found?
a. muscle tissues b. connective tissues c. epithelial tissues d. nervous tissue
Converting glucose to glycogen would _______________
A. require energy B. release energy C. require diffusion of glycogen into a muscle cell D. require cellulose E. require sunlight
Since birds descended from one group of terrestrial dinosaurs, the grouping that includes only terrestrial dinosaurs is
____.
a. anagenetic b. analogous c. monophyletic d. polyphyletic e. paraphyletic
As the period of fetal growth comes to an end, a steep rise in ____ levels directly causes ____
a. progesterone; uterine cells to express oxytocin receptor genes b. progesterone; uterine contractions c. estrogen; uterine cells to express oxytocin receptor genes d. estrogen; uterine contractions e. estrogen; oxytocin production