1. Unit 1 Vocabulary

2. Energy- The ability to do work.
DNA- Genetic information within cells. (Deoxyribonucleic acid)
Reproduction- Transmitting genes to offspring for survival.
Cellular Respiration- The process by which cells take in oxygen and sugar to produce energy.
Photosynthesis- The Process by which plants convert light into glucose.

3. Hypothesis-A testable statement that
Hypothesis-A testable statement that relies on information gathered from observation and inference.
7. Independent Variable- A variable in an experiment that the scientist deliberately changes (manipulated variable).
8. Inference- Uses prior knowledge to figure something out or develop a hypothesis.
9. Observation- The first step to carrying out scientific processes. Involves using at least one of the five senses.
10. Biology- The study of life.

4. 11. Qualitative Data- Data drawn from observations made from the five senses. 12. Experimental Group- A group or subject in an experiment that is tested by measuring responses to variables. 13. Science- A systematic way to examine the natural world. 14. Dependent Variable- Variable in an experiment that scientists observe for change or reaction (responding variable). 15. Control Group- Group or subject in an experiment in which all variables are kept the same so others are measured against it.

5. Theory- A well supported explanation
that is based on repeated experimentation, but not proven.
17. Quantitative Data- Data drawn from measurements, often expressed in numbers.
18. Cell- The basic building block of life.
19. Adaptation- A beneficial trait that increases the organism’s chance of survival.
20. Homeostasis- Maintaining a stable internal
environment.