Organ Definition
An organ is a group of different tissues that work together to perform a specific function. For example, the heart and stomach are organs.
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Multicellular Organisms
Fun Facts
- The heart is an organ made from muscle tissue, connective tissue, nerve tissue, and epithelial tissue.
- Leaves are organs that make food for plants.
- Plants have organs such as roots and stems.
Why Do We Need To Know About Organ
Learning about organs helps us understand how complex the human body is and why doctors need to know a lot about them. Different doctors spend a lot of time learning about how organs work and how they affect our health.
This knowledge is important for doctors, but also for anyone studying biology and how the body works. By doing things like dissections, students can see how organs like the heart and brain work together, showing how useful it is to learn about organs for school and jobs in healthcare.
Frequently Asked Questions
Check out the Full Lesson on Multicellular Organisms
In this lesson, we learn that:
- Multicellular organisms are made of multiple cells working together.
- Groups of cells form tissues that are specialized for certain functions.
- Body systems work together to help us survive.
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