What happens to food in the small intestine? check all that apply. food is cut into smaller pieces. blood in the villi to absorb nutrients and sugar molecules. nutrients from food are absorbed. food is squeezed and made watery. fat is broken down into smaller droplets.

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.

What is the average speed of a car that traveled 300.0 miles in 5.5 hours