There's many organelles that exist, but the (main) organelles that help and produce many things would be cell wall, a large central vacuole, and plastids which originate around chloroplasts.
Choaocytes are responsible for generating water currents the faciliate gas exchange and nutrition
Answer:
Mitochondria, just like bacteria, contain circular DNA, while human cells have linear DNA. Some mitochondrial genes are also identical or similar to bacterial DNA genes.
Explanation:
Bacteria, mitochondria grow in size, duplicate their DNA and other structures, and then divide into two identical organelles.