The reduction or loss of cranial crests in hominin species represents __________
a. the need for greater room for muscles associated with chewing
b. the de-emphasis on protection for the cranial case
c. a de-emphasis on chewing as well as a greater emphasis on brain size expansion.
d. a reduction in the size of neck muscles associated with quadrupedalism
Answer c
You might also like to view...
Mark Cohen argues that the main reason for groups to adopt agriculture was:
A) ?the failure of hunter-gatherers to have a balanced diet. B) ?increased population density, a direct result of the success of hunter-gather communities. C) ?increased conflicts with other groups. D) ?a decision on the part of leaders to claim land.
Phenotypic traits produced by ________ may disappear for a generation, only to reappear later
Fill in the blank(s) with correct word
The Carrier Mills area was excavated before strip mining of the area took place.
Answer the following statement true (T) or false (F)
Annually since 2005, leaders from both developing countries and developed countries have come together to discuss ways to reduce
a. hunger. b. disease. c. war. d. population. e. global poverty.