This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: Chapter 24 - Origin of Species MULT IPLE CHO ICE . Choose the one alternative that best completes the statement or answers the question. 1) Which of the following applies to both anagenesis and cladogenesis? A) branching B) speciation C) adaptive radiation D) more species E) increased diversity 2) What is true of speciation? I t A) must begin with the geographic isolation of a small, peripheral population. B) occurs at such a slow pace that no one has ever observed the emergence of new species. C) occurs via anagenesis or cladogenesis, but only the latter increases biodiversity. D) occurs only by the accumulation of genetic change over vast expanses of time. E) proceeds at a uniform tempo across all taxa. 3) Which of the following statements about species, as defined by the biological species concept, is (are) correct? I. Biological species are defined by reproductive isolation. I I. Biological species are the model used for grouping extinct forms of life....
View Full Document