« previous next »

Author Question: Which of the following factors would not contribute to allopatric speciation? A) (Read 654 times)

j_sun

  • Sr. Member
  • ****
  • Posts: 384
on: Jul 11, 2013
Which of the following factors would not contribute to allopatric speciation?
A) A population becomes geographically isolated from the parent population.
B) The separated population is small, and genetic drift occurs.
C) The isolated population is exposed to different selection pressures than the ancestral population.
D) Different mutations begin to distinguish the gene pools of the separated populations.
E) Gene flow between the two populations is extensive.


coco

  • Hero Member
  • *****
  • Posts: 739
Reply #1 on: Jul 12, 2013
Hey again :D

I'm guessing it's E. It makes sense.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

j_sun

  • Sr. Member
  • ****
  • Posts: 384
Reply #2 on: Aug 31, 2013
Sick :D Thanks


« previous next »
 

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Risk factors for falls Risk factors for falls
Certain foods and lifestyle factors contribute to heartburn Certain foods and lifestyle factors contribute to heartburn
Factors Affecting the Affinity of Hb for O2 Factors Affecting the Affinity of Hb for O2
Formation of a DNA loop allows factors that bind to an enhancer or silencer Formation of a DNA loop allows factors that bind to an enhancer or silencer
Comparison of Speciation Models Comparison of Speciation Models
Pioneer factors Pioneer factors
Video: Olfaction. or the sense of smell

For a complete list of videos, visit our video library