Which intestinal disorder is characterized by the colon overresponding to normal stimuli, which causes alternating patterns of constipation and diarrhea?

Irritable Bowel Syndrome or IBS for short is known to be a common disorder that affects the colon.  IBS causes alternating patterns of constipation and diarrhea. In treating IBS, it requires dietary changes and some medications, especially antibiotics. Some known medications made for IBS patients are known as Lotronex and Amitiza.

It should be cryosphere and hydrosphere

That is true tge cactus as a structural adaptation to its envirinment has it leaves reduced to spines. but this doesnt mean it cant produce food it produces food because of the presence of chlorophyll in its stem