Answer:
c. parasite
Explanation:
the barnacle benefits from the host while the host is harmed from the barnacle
Naturally ocurring, solid,inorganic, Crystal shape, and definite chemical composition.
Do you have a picture? as I’m unsure which elements need matching
They construct dams and create an ecosystem for other species . Because of their dam building nests become available for birds, fish population increases and waterfowl population goes up
a central vacuole is a cellular organelle found in plant cells