Question

1. put in order: organelles → cells → tissues → organs → organ systems → organism.

Explanation:

This is the hierarchical organization of living organisms. Organelles are parts of cells. Cells group together to form tissues. Tissues combine to make organs. Organs work together as organ systems. And organ systems make up an organism.

Answer:

Organelles → Cells → Tissues → Organs → Organ Systems → Organism