« previous next »

Author Question: When an existing population splits up into two, the kind of genetic drift that occurs is called ... (Read 145 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
on: Aug 11, 2018
When an existing population splits up into two, the kind of genetic drift that occurs is called ___________________ _____.
 
  Fill in the blank(s) with correct word

Question 2

Of the following species of Australopithecus, which is the earliest (the first one)?
 
  a. A. garhi
  b. A. anamensis
  c. A. afarensis
  d. A. africanus
  e. A. sediba


voltaire123

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Aug 11, 2018
Answer to Question 1

founder effects

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
What kind of dog is it? What kind of dog is it?
The upper intake manifold, often called a plenum, attaches to the lower intake manifold. The upper intake manifold, often called a plenum, attaches to the lower intake manifold.
Cutaway Drawing of Tholos, The So-called Treasury of Atreus Cutaway Drawing of Tholos, The So-called Treasury of Atreus
Average Annual Growth Rates of Population by Country Group Average Annual Growth Rates of Population by Country Group
Dolly, a Finn Dorset sheep cloned from the genetic material o Dolly, a Finn Dorset sheep cloned from the genetic material o
Video: Acid-base imbalances - respiratory acidosis and alkalosis

For a complete list of videos, visit our video library