In a process called photosynthesis, plants use carbon
dioxide and water, along with energy from sunlight, to
produce sugar and oxygen. Photosynthesis is represented
by the equation 502 +5H20 CH12Os+502
What must a plant need to produce 4 molecules of sugar?
6 molecules of CO2
6 molecules of H2O
18 molecules of CO2
24 molecules of H2O

Which beat describes the brain stem

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.

Explain how scientists use geologic time to determine the age of landforms.