Radio tagging of animals is a way to save many endangered animal species. how do scientists use radio tagging to them save animals? a) scientists can track the movements of the endangered animals. b) scientists can study the movements of the animals’ predators. c) radio tags act as bait for the prey of these endangered animals. d) radio tags keep the predators of the tagged animals away from them.

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