Aquifers are

a. structures used to transport water from city to city

b. created through evapotranspiration

c. densely packed snow close to becoming glaciers

d.
layers of porous rock or sand

How do adaptation affect a species?

Match the types of competition to their descriptions

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.