Leaves are part of a plant's shoot system. the xylem tissue in leaves transports ?

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 are two reasons for why a species might disappear from the fossil record?

In what layer of the sun is energy transfers between atoms