Answer:
Cells are organized into tissues, which are organized into organs, which are organized into organ systems.
Explanation:
Answer:
•weak immune system is the answer
The body of a multicellular organism<span>, such as a tree or a cat, exhibits organization at several levels: tissues, organs, and organ systems. Similar </span>cells<span> are grouped into tissues, groups of tissues make up organs, and organs with a similar function are grouped into an organ system.</span>
