How would increasing the amount of water in blood affect blood pressure?
A. Blood pressure would decrease
B. Water is not related to blood pressure
C. Blood pressure would stay the same
D. Blood pressure would increase

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules

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

What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?