Search
Questions in biology
[Terjawab] Which layer of the Earth is where weather occurs?
[Terjawab] ATP synthase is: a) Both an enzyme that makes ATP and a channel protein, and helps hydrogen ions cross the thylakoid membrane. b) Both an enzyme that makes ATP and a channel protein, and helps hydrogen ions cross the chloroplast inner membrane. c) Both an enzyme that makes ATP and a carrier protein, and helps hydrogen ions cross the thylakoid membrane. d) Both an enzyme that makes ATP and a carrier protein, and helps hydrogen ions cross the chloroplast's inner membrane.
[Terjawab] Bacillus anthracis, the bacterium that causes the deadly disease anthrax, produces thick endospores. What is the significant role of spore formation in the reproductive cycle of this bacterium?
[Terjawab] What is food energy in the form of glucose?
[Terjawab] What do regulatory T cells do?
[Terjawab] A pH of 12 indicates a(n) _____. A. weak acid B. strong acid C. weak base D. strong base A substance that yields an anion plus a hydrogen ion is a(n) _____. A. salt B. acid C. base
[Terjawab] A scientist formed a theory based on an experiment he conducted. Many years later, researchers studied his experiment to see if there were any possible sources of error. Should the researchers do this?
[Terjawab] The pH of water is _____ because it contains an equal amount of H+ and OH- ions. A. 5 B. 7 C. 9
[Terjawab] What kinds of animals are found in the owl pellet ecosystem?
[Terjawab] What happens to the kinetic energy of a snowball as it rolls across the lawn and gains mass?
« Prev
1
...
194
195
196
197
198
...
220
Next »