Can recipients with blood type a or b receive a blood transfusion from a type o donor?
a. no, because type o blood has both a and b antigens
b. yes, because type o blood has both anti-a and anti-b antibodies
c. no, because type o blood has neither anti-a nor anti-b antibodies
d. yes, because type o blood has neither a nor b antigens

Match the following terms describing electrical events with the correct phases of the cardiac cycle. the ventricular muscle cells depolarize at the start of this phase. during this phase, na+ entry through the funny channels causes the pacemaker potential of sa nodal cells to gradually become less negative until it reaches threshold. the ventricular muscle cells repolarize right before this phase. the cytosolic concentration of calcium in the contractile cells of the ventricle is highest during this phase. a. isovolumetric relaxation b. ventricular ejection c. isovolumetric contraction d. ventricular filling

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism

Works together in the synthesis, modification, packaging, and transport of lipids and proteins