What are 10 things you would need to survive in space for 4 years?

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into

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.

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?