click below
click below
Normal Size Small Size show me how
Bio Vocab 1.1 & 1.3
Advanced biology vocab C1.1 & 1.3
| Question | Answer |
|---|---|
| Biology | the study of life |
| Cell | highly organized, tiny structures that are the smallest unit capable of all life functions |
| Reproduction | process which organisms make more of their own kind |
| Metabolism | the sum of all chemical reactions in the body |
| Homeostasis | maintaining a stable internal environment |
| Gene | basic unit of heredity |
| Heredity | the passing of traits from parents to offspring |
| Mutation | a change in the DNA of a gene |
| Evolution | change in the inherited characteristics of species over generations |
| Species | a group of genetically similar organisms that can produce fertile offspring |
| Natural selection | the process in which organisms with favorable traits are more likely to survive and reproduce |
| Ecology | the branch of biology that studies the interactions of organisms with their environment |
| Observation | the act of noting or perceiving objects or events using the senses; usually 1st step in SM |
| Hypothesis | a testable possible explanation of an observation (an educated guess); usually 2nd step of SM |
| Predictions | the expected outcomes of a test |
| pH | the relative measure of the hydrogen concentration within a solution |
| Experiment | a planned procedure to test a hypothesis |
| Control group | a group in an experiment that receives no experimental treatment |
| Independent variable | this is the one variable (or factor) that the scientist changed |
| Dependent variable | the variable that is measured (the results) because of the change the scientist made |
| Theory | a set of numerous related hypotheses that confirm the observation |