Question Detail
Question
Which of the following is composed of two or more tissue types that come together to perform a function? a. organisms b. cells c. organ systems d. organs
Correct Answer
Option D is the correct answer.
Detailed Explanation
By definition, an organ is a structure composed of at least two different tissue types that work together to perform a specific function. For example, the heart is an organ made of muscle, nerve, and connective tissues.
Hint
The heart, liver, and brain are examples of this level.