Write a journal entry (real or fictional) that includes at least five interactions between your skeletal (S), integumentary (I), muscular (M), circulatory (C), respiratory (R), digestive (D), excretory (EX), nervous (N), and/or endocrine (EN) systems. Note every system involved in each interaction (i'll give if correct)

According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources? (site 1)

Look at the photo of the leaf. which term best describes this leaf?

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.