Why is measuring the encephalization quotient (EQ) of early ...

[melly21297]

Why is measuring the encephalization quotient (EQ) of early hominins difficult?
 
  a. There is too much diversity in early hominin body size.
  b. The brains of early hominins were too small to effectively study EQ.
  c. Not enough fossilized hominins have been discovered to study EQ.
  d. Estimating the body mass of fossilized individuals is very difficult and not consistent.

Question 2

Because of the biomechanical requirements of hard object chewing, ________ cranial capacity may have increased while brain size remained constant.
 
  a. gracile australopithecine
  b. robust australopithecine
  c. Homo erectus
  d. Neandertal

[beccamahon]

Answer to Question 1

Correct Answer: d

Answer to Question 2

Correct Answer: b

[melly21297]

Gracias!

[AISCAMPING]

Thanks for the timely response, appreciate it