It is a wels catfish also called sheatfish it also looks like a catfish
C. Organ System
Like said in the definition above, an organ system is a group of organs working together to perform a specific function for the organism.
hope this helps !! have a great day :))
1. The sun
2. Chemical energy
3. Photosynthesis
4. Store
5. release
6. Cellular respiration?
Last one I'm not 100% sure.
Answer:
an advantage is living cells can be examined in their natural state without previously being killed, fixed, and stained
