Which of the following was the key characteristic of early humans ...

[Alygatorr01285]

Which of the following was the key characteristic of early humans that allowed them to effectively out-compete other species?
 
  a. Color vision allowed for the detection of ripe fruit and game.
  b. Mastery of fire allowed for provision of warmth in shelters.
  c. Agile hands allowed for the creation and use of tools.
  d. Mastery of fire allowed food to be cooked.
  e. A larger brain allowed for more complicated behavior.

Question 2

________ is thought to be an advantage associated with the development of color vision in primates.
 
  a. The ability to breed at night
  b. The ability to move in the forest at night
  c. The capacity to discriminate ripe from unripe fruit
  d. The capacity to communicate using symbols
  e. Rapid nerve conduction

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Answer to Question 1

Answer: e. A larger brain allowed for more complicated behavior.

Answer to Question 2

Answer: c. The capacity to discriminate ripe from unripe fruit

[Alygatorr01285]

Thanks for the timely response, appreciate it

[ryansturges]

Wow, this really help