Which of the following are part of the cell theory?* All living things are composed of cells
Cells are the basic unit of stucture and function in all living things.
Cells only come from the reproduction of pre-existing cells
All of the above

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.

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from

Use the distance formula to determine weather each pair of segments have the same length