Question

which of the following is an example of a tissue? heart muscle tissue digestive system human

Explanation:

• A tissue is a group of cells that work together to perform a specific function.
• The heart is an organ (a group of tissues working together).
• The digestive system is an organ system (a group of organs working together).
• A human is an organism.
• Muscle tissue is a group of muscle cells working together, so it is a tissue.

Answer:

Muscle tissue