What is the main driving force for surface ocean currents? A. surface water density

B. abundance of oceanic life

C. gravitational force of the Moon

D. friction between wind and surface water

Glutamic acid: hydrophilic or hydrophobic? positive, negative, or neutral? valine: hydrophilic or hydrophobic? positive, negative, or neutral?

What are the types of genetic recombination

Which of these has happened to your food by the time it reaches your small intestine? a. all the macromolecules have been broken down completely. b. lipids and starches have been partially broken down. c. starches and proteins have been partially broken down. d. proteins and lipids have been broken down into subunits.