1. The student is expected to: 2A know the definition of science and understand that it has limitations, as specified in subsection (b)(2) of this section; 3D evaluate the impact of scientific research on society and the environment; 3F research and describe the history of biology and contributions of scientists

2. KEY CONCEPT Biology is the study of all forms of life.

3. Earth is home to an incredible diversity of life.
The biosphere includes all living things and all the places they are found.
biosphere = everywhere life exists

4. Earth is home to an incredible diversity of life.
Every part of the biosphere is connected with every other part.
The biosphere includes many environments.
land environments

5. The biosphere includes many environments.
saltwater and freshwater environments
Tidepool
Estuary
portions of the atmosphere

6. Biodiversity generally increases from the poles to the equator.
Biodiversity is the variety of life.
Biodiversity generally increases from the poles to the equator.
Biodiversity is greater in areas with consistently warm temperatures.
Biodiversity is greater closer to the equator.

7. A species is one particular type of living thing.
Members of a species can interbreed to reproduce.
About 2 million different living species have been identified.

8. Biology is the scientific study of all forms of life.
Biology, or life science, is the scientific study of living things and their interactions with their environment.
Science is the knowledge obtained by observing natural events and conditions in order to discover facts and formulate laws or principles that can be verified or tested.

9. Humans have studied living things throughout history.
Prehistoric cave paintings show that ancient people were interested in the animals they observed and used as food.
The first classification system for living things is attributed to the Greek philosopher Aristotle and dates back to 330 BCE.

10. Humans have studied living things throughout history.
Italian artist and scientist Leonardo da Vinci began close studies of the anatomy of both animals and humans in the 1400–1500s.
The Industrial Revolution, which began in the last half of the 18th century, brought about significant advances in travel, communication, and technology.