Chemical energy is most often released by ________.
A. adding phosphate groups to a molecule
B. creating a bond between two molecules
C. breaking a bond within a molecule
D. reorganizing molecules with each other
Answer: C
You might also like to view...
Which type of speciation mechanism have the Honeycreepers of Hawaii undergone?
a. Gene flow b. Sexual selection c. Stabilizing selection d. Sympatric e. Allopatric
After a shipwreck you are alone on a deserted island with a pair of pigs and a large supply of corn
Your best strategy would be to a. feed the corn to the pigs and feed upon their offspring. b. kill the pigs immediately and then eat the corn. c. share the corn with the pigs, and then eat the pigs when the corn is gone. d. plant all the corn, and then feed it to the pigs. e. eat the corn alternating with the pork.
Woese developed the three-domain system based on differences in organisms'
A. cell morphologies. B. rRNA sequences. C. Gram stain reactions. D. habitats.
Although often single celled, protists are clearly different from bacteria because _____.
A) protists can move using extensions of the cell B) the cells of all protists have a nucleus C) protists sense their external environment and respond accordingly D) protists can reproduce E) protists organize into populations