Biology ch 1&2

The ability to work.

All the chemical reactions that occur in a cell.

A process that converts solar energy into the chemical energy of carbohydrates.

• Maintenance of internal conditions within certain boundaries.
• Ability to maintain a state of biological balance
• Feedback systems monitor internal conditions and make adjustments.

Living things interact with the environment and respond to changes in the environment.

• Copies of genetic information.
• Determine characteristics
• composed of DNA

• 1. Reproduce and develop
• 2. Adaptations

Any modification that makes an organism better able to function in a particular environment.

Change in a population of organisms over time to become more suited to the environment.