Answer:
C
Explanation:
They are to decompose organic compounds into reusable organic compounds
If there weren't any primary consumers then the populations of producers would increase
Cell differentitation is important because our body's need different type of cells to grow and also function
Answer:
I can't see the picture of the cell,!
A) sinoatrial node, atrioventricular node, atrioventricular bundle, bundle branches, Purkinje fibers.
So white blood cell’s(WBCs for short) main job is to fight infections.
They do this by swallowing the infection.
You see,WBCs do not have a permanent shape.this means that they enlarge and decrease size of parts of their body.So they grow two long arm like structures called pseudopodia which swallow the infection.(pseudopodia means false feet).
You can see the process in the photo I attached from google