This kettle lakeformed 14,000 yearsago when a glacierthat covered thesurrounding areamelted. Initiallydevoid of animallife, over time thelake was colonizedby invertebratesand other animals.Hypothesize howmutation, naturalselection, geneticdrift, and gene flowmay have affectedpopulations thatcolonized the lake.

This kettle lakeformed 14,000 yearsago when a glacierthat covered thesurrounding areamelted. Initiallydevoid of animallife, over time thelake was colonizedby invertebratesand other animals.Hypothesize howmutation, naturalselection, geneticdrift, and gene flowmay have affectedpopulations thatcolonized the lake.

Biology Today and Tomorrow without Physiology (MindTap Course List)

5th Edition

ISBN:9781305117396

Author:Cecie Starr, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Christine Evers, Lisa Starr

Chapter11: Evidence Of Evolution

Section: Chapter Questions

Problem 2FIO

See similar textbooks

Similar questions

. In what ways have human activities influencedthe biogeographic distribution of animals? Howhave humans caused animal ranges to expand orcontract?
Outline the major events and changes in species diversity duringthe Paleozoic, Mesozoic, and Cenozoic eras.
What major climatic and biological events happened during thePleistocene?
Ernst Mayr defined a biological species as a population whosemembers can exchange genetic material during reproduction (seechapter 14). How does horizontal gene transfer complicate thisdefinition of species?
During the Precambrian, _______. a. atmospheric oxygen concentration declined b. bacteria, archaea, and early eukaryotes arose c. dinosaurs became extinct d. all of the above
Why was it believed that life began in the seas and not in land or air? * Land and air were inhospitable places for life during the Hadean Eon. Land and air were inhospitable places for life during the Archean Eon. Land and air were inhospitable places for life during the Phanerozoic Eon. Land and air were inhospitable places for life during the Proterozoic Eon.
The reason we are able to fuel our cars and power our cities is due to the absence of certain organisms during the Carboniferous Period. Those organisms, that evolved later, are: O Wood eating animals, like herbavores Wood eating bacteria and fungi Wood eating birds like woodpeckers Wood eating termites
How have periods of glaciation influenced latitudinal patternsof diversity?
Insects are the largest group of animals on Earth. Insectdiversity is greatest in the tropics, where habitat destructionand species extinction are occurring at an alarming rate.What biological, economic, and ethical arguments can youadvance to persuade people and governments to preservethis biological diversity?
Describe the geological points at which mass extinctionsoccurred and give one proposed cause for eachextinction event.
Suppose you were told that mining deep-oceanmineral resources would mean severely degradingocean bottom habitats and life forms such as gianttubeworms and giant clams. Do you think that suchinformation should be used to prevent ocean bottommining? Explain.
What are the significant databthat we can obtain from grasping ideas from the connectuon of extinct organisms to the organisms in our present time?