Scorpions, barnacles, and ticks are all in the same arthropod class.

true
false

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

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.

Plants consume most of their carbon from a. the soil b. the water c. the roots d. the air