The levels of organization within an organism are , molecule, cell, , organ, and organ system. (4 points) A. atom; tissue
B. compound; kidney
C. element; limb
D. nucleus; membrane

currents is the correct answer.

1. b.

2. d.

3. a.

5. d.

6. c.

these are the only ones that i know, i hope this , and good luck.

igneous rocks are formed by solidification of cooled magma (molten rock), with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive (volcanic) rocks.  

the composition depends on the source magma. there are almost a thousand types of composition found till now.  

hope this