You are observing a slide of green cells under the 4x objective. each cell covers approximately 1/8th of the width of your field of view. at least, that is what it seems is hard to get the sample cells to line up exactly and stop rotating. how large of a diameter do these cells have?

Sammi is studying the interaction of the digestive and circulatory systems in the human body. she has listed various processes that occur in each of the systems. put the processes in order to describe the interaction between these two systems. tiles nutrients diffuse through the villi of the small intestine. digestive processes break nutrients down in the mouth, stomach, and small intestine. blood is pumped through the circulatory system to deliver nutrients to other organs. nutrients are ingested at the mouth. nutrients enter the capillaries of the circulatory system. sequence

Apuppy’s tendency to chew is inherited through which of the following? a. through learned behavior b. through genes c. through seasonal cycles d. through hibernation

Fredrick griffith made a scientific discovery in 1928