This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which species were contemporaries on the African continent 2.5 million years ago? a. ... (Read 176 times)

olgavictoria

  • Hero Member
  • *****
  • Posts: 528
on: Jul 10, 2018
Which species were contemporaries on the African continent 2.5 million years ago?
 
  a. Australopithecus robustus, A. afarensis, and A. garhi
  b. Australopithecus aethiopicus, A. anamensis, and A. africanus
  c. Australopithecus boisei, A. anamensis, and A. robustus
  d. Australopithecus garhi, A. aethiopicus, and A. africanus

Question 2

What does the ability to make stone tools suggest about australopithecines?
 
  a. They were at least as intelligent as modern apes.
  b. They needed to make tools to survive in harsh environments.
  c. They were very violent.
  d. They had the same cognitive abilities as modern humans.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nothere

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 10, 2018
Answer to Question 1

Correct Answer: d

Answer to Question 2

Correct Answer: a


olgavictoria

  • Member
  • Posts: 528
Reply 2 on: Jul 10, 2018
Excellent

chjcharjto14

  • Member
  • Posts: 342
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Uranus revolves around the Sun once every 84 Earth years. Its average distance from the Sun is rough Uranus revolves around the Sun once every 84 Earth years. Its average distance from the Sun is rough
African Spur-Winged geese African Spur-Winged geese
A depiction of slaves on a South Carolina plantation, around 1790. Likely of Yoruba descent, they pl A depiction of slaves on a South Carolina plantation, around 1790. Likely of Yoruba descent, they pl
Population age 65 and over and age 85 and over, selected years 1900-2008 and projected 2010-2050. Population age 65 and over and age 85 and over, selected years 1900-2008 and projected 2010-2050.
A pedigree for albinism collected in the early years of the twentieth century by Charles Davenport, A pedigree for albinism collected in the early years of the twentieth century by Charles Davenport,
Beak size in finches during dry years increases because of strong selection Beak size in finches during dry years increases because of strong selection
Video: Neural regulation of blood pressure - baroreceptor and chemoreceptor reflexes

For a complete list of videos, visit our video library