Page 136 - 84 human physiolofy part-1
P. 136

Chapter 7

            10. A bag of donated blood does not clot because


                  A) There is not enough oxygen
                  B) It cannot dry out
                  C) It is kept refrigerated
                  D) There is no free calcium
                  E) All of the above

                               live version • discussion • edit lesson • comment • report an error








































































            136 | Human Physiology
   131   132   133   134   135   136   137   138   139   140   141