Which of the following situations demonstrates a physical change a. burning a match
b. milk going sour
c. melting of ice
d. rusting iron

How do symptoms created by inflammation the doctor

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.

What is the process of a new plant growing from its seed into a seedling? primary growth fertilization pollination germination