Characteristics of Life
Across
- 1. The basic unit of life that all living things have
- 4. All living things respond to _____________, which is a change in the environment
- 6. The study of life
- 9. A living thing
- 11. The passing on of DNA to offspring (children)
- 12. All living things have genetic information in the form of _____
- 13. Living things must show _____ the characteristics of life
- 15. __________ reproduction: process by which one parent produces offspring that are genetically identical to the parent
- 16. Maintains a stable internal environment (ex: constant body temperature)
- 17. All living things take in and convert materials and energy from the environment
Down
- 2. Populations of organisms change over time
- 3. All living things need energy. Animals obtain energy by eating. Plants convert energy from the sun using the process of ____________
- 5. An organism with many cells
- 7. A trait which helps an organism survive and reproduce (ex: earth worms have setae cells to help move in soil)
- 8. _____________ reproduction: A process where two parents combine their genetic information to make a new organism that is different from either parent
- 10. All living things _______ and develop by increasing the number of cells or the size of cells
- 14. All living things have _________ of organization, such as cells, tissues, organs, and organ systems