What factor contributed to the current variations, Biology

Assignment Help:

According to the theory of natural selection, what factor below contributed to the current variations in beak sizes of finch species on the Galapagos Islands? a. Finches dispersed to islands where their beak sizes closely matched available seed sizes b. Different finch populations needed to change in order to survive, so beneficial new traits arose c. Non-heritable variation between individual was important for natural selection to work d. Genetic drift allowed beneficial traits to spread throughout the population e. Seeds are limited resource.


Related Discussions:- What factor contributed to the current variations

Phylogeny and Evolution, While studying evolution, a student comes across a...

While studying evolution, a student comes across a cladogram that includes clades like amphibia, reptilia, aves, and mammalia. What must be the basal clade?

Objectives of gingival curettage - endodontic surgery, Objectives of Gingiv...

Objectives of Gingival Curettage - Endodontic Surgery a) Provides access and visibility of the apex, b) Removal inflamed tissues, c) Provides biopsy. -  It’s advisable

State about charles elton, What evidence did Charles Elton collect that sug...

What evidence did Charles Elton collect that suggested that fluctuations in hare and lynx populations were related? What other evidence shows that these fluctuations ma

Explain about derived proteins, Derived Proteins These are not naturall...

Derived Proteins These are not naturally occurring proteins and are obtained from simple proteins by the action of enzymes and chemical agents, heat, mechanical shaking, UV or

Cell, the s phase of interface is important and a cell can newer divide wit...

the s phase of interface is important and a cell can newer divide without it justify?

What progeny are expected in the f1, Cut wings (ct) is an X chromosome (sex...

Cut wings (ct) is an X chromosome (sex linked) recessive mutant of D melanogaster. Antennaless (al) is an autosomal recessive mutant. A cut, antennaless (homozygous) female is mate

Conventions for using binomial nomenclature, Conventions for using binomial...

Conventions for using binomial nomenclature The names of higher categories are often synthesized from Latin words in the same manner as generic or specific names, and always s

Define hydrolytic rancidity - lipolysis, Define hydrolytic rancidity Li...

Define hydrolytic rancidity Lipolysis is a major action occurring during deep fat frying due to large amounts of water introduced from the food and the relatively high temperat

Management goals for diverticular disease, Q. Management goals for divertic...

Q. Management goals for diverticular disease? The management goals discussed above are basic to prevention of diverticulitis. However, diet therapy during diverticulitis may b

What is cloning, What is cloning? The Cloning is the making of an organ...

What is cloning? The Cloning is the making of an organism genetically identical to another by means of genetic engineering. The foundation of cloning is the nucleus transpla

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd