The Science of Biology

4. when we encounter an important scientific term
9. a tentative scientific explanation that can be tested by further observation
11. process of nothing and describing events or processes
12. a signal to which an organism responds
14. a group however any given kind of organism
17. Biologists now know that the directions for inheritance are carried by a molecule
19. reproduction the new organism has a single parent
20. variable a variable deliberately changed

1. study of life
2. scientists observe their experiments gathering two main types
3. group a exposed to the same conditions as the experimental
5. a person rather than scientific point of view
6. the relatively constant set of conditions
7. the combination of cheml cal reactions
8. an organism produce new organism through a process
10. variable a variable that changes in response
13. reproduction cells from two different parents unite to produce the first cells of the new organism
15. a logical interpretation based on pior knowledge and experience
16. particles made up of proteins nucleic acids and sometimes lipids
18. Pictures that a computer generates