Answer and explanation;
Carbon is so important in the formation of complicated molecules in that;
-Carbon can form up to four covalent bonds, and it can form reasonably strong bonds with nitrogen, oxygen, and other different types of atoms.
-Carbon also has an almost unique ability to form long chains with <span>C−C</span> linkages, and along the chain there can be regions of different reactivity.<span>
Also </span><span>C−C</span><span> bond is unaffected by water, and therefore, if for example a cell, can be isolated from the aqueous medium.</span>
Answer:
C) esophagus - moves air from the nose into the lungs
Explanation:
The oesophagus is a muscular tube with a sphincter valve at each end. Its main function is to transport food and fluid, after being swallowed, from the mouth to the stomach.This is propelled from the pharynx into the oesophagus, and towards the stomach in a peristaltic waves. The peristalsis also pushes food along the alimentary canal
Answer
Along with decreasing rainfall comes rising temperatures. By 2050 the U.S. could be as much as 5.7°F warmer, and extreme weather events, such as heatwaves and drought, could be more intense and occur more frequently. As temperatures warm, evaporation increases, further decreasing water in lakes, reservoirs, and rivers.
IT DEPENDS ON WHAT U SEE UNDER A MICROSCOPE OR IT DEPENDS ON THE OBJECT
