Why are c4 plants able to photosynthesize with no apparent photorespiration? they conserve water more efficiently. they exclude oxygen from their tissues. they do not participate in the calvin cycle. they use pep carboxylase to initially fix co2?

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

What is the surface temperature of the ocean where hurricanes form? greater than 80 celsius approximately 27 celsius at least 76 celsius less than 10.5 celsius

A(n) is a molecule influences the way that a molecule reacts.