Which statement describes the motion of the sun? (2 points) The sun rotates on an axis. The sun does not rotate. The sun moves around the Earth. The sun orbits the solar system.

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?

Asample of digestive juice was removed from the stomach of a pig. the juice was placed in a test tube along with some grains of wheat. a second test tube was set up containing an equal number of wheat grains, with distilled water rather than digestive juice. the test tubes were kept for 8 hours at 40 degrees c. after 8 hours, the grains inside the digestive juice had broken into tiny particles. the grains of wheat, in the water, were wet but otherwise unchanged. what is the control group?