which part of the body contains enzymes that break down startch into simple sugars? A. brain B. mouth C. stomach D. liver

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

Overtime the pond slowly becomes more acidic due to the release of chemicals from a nearby factory. which of the organisms would most likely survive the change to their environment?

Earths energy sources include both renewable and nonrenewable resources. name at least three sources of energy that could be used in your house. then describe the ideal energy source for generating most of your homes electricity, and explain why you chose that source. can someone give me some ideas, i’m kinda confused.