Aportion of grass in a prairie ecosystem was destroyed by wildfire. what will most likely happen to the population of bison that feed on the grass? . a.. the number of bison will increase.. b.. the number of bison will decrease.. c.. the bison in the ecosystem will be completely wiped out.. d.. the number of bison will remain unchanged.

How does the closing of the ductus arteriosus and ductus venosus alter circulation in an infant? a. increases blood flow to the pulmonary artery and increases blood flow to the umbilical vein b. increases blood flow to the pulmonary artery and reduces blood flow to the umbilical vein c. reduces blood flow to the pulmonary vein and increases blood flow to the umbilical artery d. reduces blood flow to the pulmonary vein and reduces blood flow to the umbilical artery