Concept explainers
To replace:
The correct vocabulary term in place of the underlined word.
Introduction:
Tracing the evolution of the genus Homo is important for understanding the ancestry of humans. The genus Homo includes living and extinct humans. Homo species had bigger brains, lighter skeletons, flatter faces, and smaller teeth than their ancestor.
Answer to Problem 23A
The genus Australopithecus is thought to be ancestral to the genus Homo .
Explanation of Solution
Although the fossil record is lacking fossils, many scientists infer that the genus Homo had evolved from an ancestor of the Australopithecines .
Chapter 16 Solutions
Biology Illinois Edition (Glencoe Science)
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