Less people would buy and the economy's health would go down.
The answer is A: Mass extinction.
"Abrupt disappearance of many land and marine species" = extinction of many species.
I think it might be the first one: hiv infections. (hope this helps!)
Answer:
Chemical energy changes into thermal energy and light energy
Basement membranes are thin, dense sheets of specialized, self- assembled extracellular matrix that surround most animal tissues. The basement membrane is a fibrous matrix composed primarily of glycoproteins, type IV collagen, and laminin that are secreted by the epithelial cells.
