Across
- 2. a person who is studying or has expert knowledge of one or more of the natural or physical sciences
- 6. an optical instrument used for viewing very small objects, such as mineral samples or animal or plant cells
- 7. biological process by which an organism reproduces an offspring that is biologically similar to the organism
- 9. branch of biology that deals with the study of plants
- 10. the preserved remains of plants and animals whose bodies were buried in sediments
Down
- 1. the fundamental units of the brain and nervous system
- 3. group of cells that perform similar function
- 4. a deep sleep that helps them to save energy and survive the winter without eating much
- 5. fist-sized organ that pumps blood throughout your body
- 8. the smallest structural and functional unit of an organism