What is the effect of predation on prey?

What is the next step in muscle contraction after the actin changes shape? (apex)

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 the significance of the increased cell specialization of the volvocine line