Author Question: Most human traits that vary from one group of people to another do so because of ________ adapting ... (Read 25 times)

JGIBBSON

  • Hero Member
  • *****
  • Posts: 538
Most human traits that vary from one group of people to another do so because of ________ adapting local populations to local environmental conditions.
 
  Fill in the blank(s) with correct word

Question 2

In order for a city to develop there must a(n) ________.
 
  Fill in the blank(s) with correct word



diana chang

  • Sr. Member
  • ****
  • Posts: 288
Answer to Question 1

natural selection

Answer to Question 2

agricultural surplus



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

For a complete list of videos, visit our video library