Classify each nutrient as a macronutrient or as a micronutrient. vitamin A
sodium
carbohydrate
protein
phosphorous
fat

Aneuron is stimulated with an electric pulse. the action potential is detected at a point 3.70 cm down the axon 0.0052 s later.when the action potential is detected 7.20 cm from the point of stimulation, the time required is 0.0063 s. what is the speed of the electric pulse along the axon? (why are two measurements needed instead of only one? )

Animals such as pronghorn antelope, bison ans badgers dot to the landscape. where are these animals located?

Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts