What is the function of the retrocerebral organ?

Apatient is in need of hydration. which type of solution are the patient's cells most likely in?

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

Examine the air pressure map. which type of line is shown on the map?