Evolution

19. Which of the following is NOT a condition of the Hardy-Weinberg principle?

4. Which of the following is NOT one of the four principles of natural selection?

9. Traits that do appear in the fossils of common ancestors are called

24. Change in frequency of trait is based on ability to attract a mate

14. ____ allows organisms to blend in with their surroundings and become invisible to predators

3. Changes in groups of organisms through time is called

8. Newly evolved features that do not appear in the fossils of common ancestors are called

16. Due to _________________, some species of bacteria are no longer killed by penicillin

29. _________ occurs when unrelated species evolve similar traits due to similar ecology

15. An adaptation in which one species evolves to resemble another species

27. In ____________, a physical barrier divides a population into two or more populations

5. Which of the following best describes 'variation' in the 4 principles of natural selection?

12. Structures can be used for the same purpose but are not inherited from a common ancestor

22. The peppered moth evolving to change color from white to black is an example of

26. When a hybrid organism, such as a mule, is unable to reproduce, ___________ has occurred

25. A behavioral difference between species that would prevent them from reproducing is called

23. _______ removes individuals with average traits but retains those expressing extreme traits

2. Selective breeding was called __________________ by Darwin.

20. The __________ can occur when a small group in a population settles away from the rest

10. Anatomically similar structures inherited from a common ancestor are called

1. "Survival of the fittest" is the basis of Darwin's idea of

11. Structures that are reduced forms of functional structures in other organisms are called

13. A(n) _______, an early, pre-birth stage of an organism, can provide glimpses into evolution

28. _________ occurs when the evolution of one species affects the evolution of another species

18. According to the ________, a pop. is in genetic equilibrium when allele freq. are constant.

21. ________ eliminates extreme expressions of a trait when the average leads to higher fitness

30. _________ suggests that evolution occurs in small steps over a long period of time

17. An organism's ability to survive is known as its

7. The HMS Beagle was...

6. Which of the following best describes 'reproductive advantage'?