Characteristics between the branch points of a cladogram that are shared by all organisms above (after) the branch point and are not present in any below (before) it are called

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

Match the functions to the cell types ? contraction and relaxation. conducting electrochemical signals fighting diseases carrying genetic material