B. explain what a geographic information system (gis) is, and describe how a gis is enabling scientists
to assess the health of vegetation in the amazon rain forest. (0.5 point)

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are

Several billion years ago which gas was the least prevailant in the atmosphere

The polio virus can cause skeletal muscle paralysis by destroying neuron cell bodies. what area of the spinal cord is destroyed