Because the sun provides not only provides for living things, it provides for some indirectly because the sun is everywhere. That being said, a good example would be the grass. And what eats the grass? Animals and critters of course. Sun also makes trees grow which gives us humans oxygen. The sun helps us in many ways whether you know it or not.
Answer:
Choice C
Explanation:
Chemical reaction is basically when one or multiple substances would form into one or more new substances.
Answer: B)
Explanation:
A sphincter is a thick circular muscle that normally holds a natural body passage or orifice constricted and relaxes as needed by normal physiological function. Circular muscles are the muscle layer that encircles the body between the epidermis and the longitudinal layer of muscles.
The mucosa of muscularis consists of a smooth muscle and is most common in the stomach. The circular muscle layer prevents food from flowing backward within the muscularis externa (propulsion), while the longitudinal layer shortens the tract while a sphincter prevent the movement of digesting materials.
Hence, the correct option is B.
Hi! higher blood sugar levels can determine diabetes and prediabetes!
hope this helps!:)
CFCs... Acronym for Chloro-Fluoro-Carbons
