Answer:
They typically have a tough, spiny surface, which inspired their name (in Greek, echinos means “spiny” and derma means “skin”). They also have the unusual ability to regrow lost body parts, and sea stars and brittle stars can regrow arms if broken off or eaten
Explanation:
Answer:
c. the cells grow in size and content producing mainly proteins
Answer:
Grasshoppers are a herbivores because they eat plants
Explanation:
Answer:
d) do all jobs for survival
Explanation:
A single cell perform all its activity on its own.
