Levels of organization for lifeсоздатель Savanna Baker
1. Macromolecules
1.1. *Come together to form organelles *Ex. lipids *Usually made of 1000 atoms or more
2. Molecules
2.1. *Combine together to form macromolecules. *When more than one element forms together. *Water is a molecule
3. Atoms
3.1. *Makes up everything in the universe! *They bond together to form molecules. *Smallest unit of matter
4. Organ level
4.1. *Made up of different kinds of tissues *Organs are made up of tissue *Ex. heart
5. Organism
5.1. *Unicellular, multicellular, microorganisms. *Ex. humans *A living thing.
6. Organelles
6.1. *Tiny organ like structures inside of a cell. *Can not live outside of cells *Ex. vacuoles, Ribosomes, and mitochondria.
7. cells
7.1. *Smallest units that have characteristics of life *The human body has about 100 trillion cells *They are the basic units of structure of all living things
8. Tissues
8.1. *Similar cells that have the same job *Four major types of tissue in the body: Muscle, epithelial, Nervous, and connective tissue. *Bone tissue, lung tissue, stomach tissue.
9. Organ systems
9.1. *11 major systems in the body *Two or more organs must come together to make organ system