The solid Earth, the largest of Earth's four major spheres. The thin, rocky outer layer of earth and is divided into oceanic and continental crust.
I do believe its a change of state, hope it helped
One reason for the early success of reptiles was that a. reptiles could reproduce away from water.
The vascular cambium produces secondary phloem and xylem tissue.
<span>Vascular cambium, a plant tissue located between the xylem and the phloem in
the stem of a vascular plant. It is also the source of both secondary xylem growth
and the secondary phloem growth. Vascular
cambium is usually found on dicots and gymnosperms not on monocots which
usually lack secondary growth. It does not transport water, dissolved food or
minerals by plants. </span>
<span>Vascular cambia are cylinders of unspecialized meristem cells which
divide to make new cells which
specialize to form secondary vascular tissues.</span>
