← Evolution Unit Test
7 Written Questions
6 Multiple Choice Questions
- competition among members of a species for food, living space, and other necessities of life
- A measure of how common a gene is within a population.
- the naturally occuring differences among the individuals of a species. (think of our activity in class where we had to cross over the string.)
- change over time, the process populations change over time, leading to the gradual change in appearances of the species in a region
- Two structures that serve the same function or purpose, but are entirely different in structure.
- process by which individuals that are better suited to their environment survive and reproduce most successfully
6 True/False Questions
fitness → a well supported testable explanation of phenomena that have occurred in the natural world
On the Origin of Species → Darwin's book published in 1859 that presented evidence and proposed a mechanism for evolution that he called natural selecion
homologous structure → Structures that have different forms in different organisms but have markedly similar components.
adaptation → any inherited characteristic that increases an organism's chance of survival
common descent → the ability of an individual to survive and reproduce in its specific environment. (Not the same as muscular)
descent with modification → principle that each living species has descended, with changes, from other species over time