1. Membrane, maybe a fence around your school or the walls as it is physical barrier between the cells internal environment and the outside.
2. Chloroplast, cafeteria, it generates food for the cell.
3. Rough endoplasmic reticulum, corridors, it transports proteins.
4. Lysosome, trash can, gets rid of old parts of the cell
C. hypothesis. He is giving a possible answer to the question "why did the celery crisp when placed in water?"
It is true that protozoans that are parasites have more than one host
Answer:
Bone tissue is a mineralized tissue of two types, cortical bone and callousness bone
Explanation:
Other types of tissue found in bones include bone marrow, endometrium, peritoneum, nerves, blood vessels and cartilage.