- Organs are made of different types of cellular tissues
- Different cellular tissues are made of different types of somatic cells
- So, an organ is made of different types of cellular tissues that are made of different types of somatic cells

- An organ is made of different types of cellular tissues that are made of different types of somatic cells
- A heart is a kind of organ
- Therefore, a heart is made of different types of cellular tissues that are made of different types of somatic cells

Hence, a heart is made of different types of cellular tissues that are made of different types of somatic cells
Question
Which sentence best describes the organization of the heart?

Context
- Organs are made of different types of cellular tissues 
- Different cellular tissues are made of different types of somatic cells 
- A heart is a kind of organ