Which level of organization in the human body involves two or more tissue types working together to perform specific, complex functions?

Multiple Choice

Organ level

Tissue level

Cellular level

Organismal level

Answer: organ level

Explanation: Tissues are groups of similar cells that have a common function. An organ is a structure that is composed of at least two or more tissue types and performs a specific set of functions for the body. Many organs working together to accomplish a common purpose is called an organ system.

Organ level is the answer