The pigment that absorbs energy from the sun for photosynthesis is called; A chlorophyll
B condensation
C photosynthesis

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously

How can an organ, such as the lungs, work for multiple body systems?