8. Ratios of Oxygen-18 to Oxygen-16 A. help to model B. have helped to establish

Question

8. Ratios of Oxygen-18 to Oxygen-16 A. help to model B. have helped to establish ecological associations of cetacean fossils with type of water the passage of time due to half-life rates of approximately 5000 years habitat (freshwater or saltwater). C. are the basis of natural selection. D. are only found in water, not in fossils. 9. Which of the following would be expected to directly result in changed llele frequendies for the species? A. a bottleneck event where only a small population of a species is found to survive on an island B. a situation of phenotypic plasticity for which fitness is only determined by environmental conditions, not inherited genotype C. a situation of Hardy-Weinberg equilibrium 10. Processes that are happening now that are considered similar to what transpired over the long span of the past is an outlook most specifically described as A. Darwinism B. Drift C. Lamarckianism D. Selection E. Uniformitarianism 11. A visualization of evolutionary history is known as a A. fitness landscape B. karyotype C. phylogeny D. QTL 12.Which two scientists published work in the mid-199 century espousing ideas of natural selection? A. Anning and Aristotle B. Cuvier and Steno C. Darwin and Wallace D. Watson and Crick 13. Who is known as a main proponent of "acquired characteristies" driving much of life's diversity? A Lamarck B. Hoekstra C. Darwin D. Lenski 14. Which isotope ratio would be used to date rocks that are billions of years old? A. 13C/120 B. 14C/13C C. 14C/120c D. 180/160 E. 87Sr/86Sr

Explanation / Answer

Answers -

8. - Have helped to establish ecological associations of cetacean Fossils with type of water habitat.

9. - A bottleneck event where only a small population of species is found to survive on an island.

10. - Uniformitarianism.

11. - Phylogeny.

12. - Darwin and Wallace.

13. - Lamarck.

14. - 14C/12C.

Related Questions

Navigate

• Browse (All)
• Browse 8
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.