Drag the tiles to the boxes to form correct pairs.
Brent is a medical examiner. He is studying a victim's blood under a microscope, working to identify the victim's blood type. Which of the
following sets of antigens and antibodies go with each blood type?
AB
No Antigen A or Antibody B
No Antigen B or Antibody A
No Antigen A or B
No Antibody A or B

the potential energy of the reactants is 200j.

from the energy diagram, the energy of the product formed is 350j; this means that, this reaction is an endothermic reaction, because it absorbs energy from its environment.

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?