Biology Now Study Set 1
Quiz 13: Adaptation and Species
Individuals of the Same Species Generally
Individuals of the same species generally A) experience prezygotic barriers to reproduction. B) do not interbreed extensively. C) share many common physical and behavioral characteristics. D) vary only slightly in appearance.
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According to the biological species concept,a species is defined when individuals of the same species A) differ widely in their DNA sequences. B) always have the same physical traits. C) are capable of interbreeding and producing fertile offspring. D) must reproduce asexually.
Which of the following organisms would best be identified as a species using the biological species concept? A) a population of mice living on a mountaintop where the nearest population of mice is 50 miles away B) a bacteria found living in the human gut with thousands of other bacteria C) dinosaurs identified by morphologically similar fossil remains located in a single valley in South America D) a rare plant living in a remote location in Peru that reproduces asexually
Two populations of lizards live in the same area.Which of the following evidence would convince you that they are two distinct species? A) Individuals in one population display a different color pattern than individuals in the second population. B) Individuals in one population are noticeably larger than individuals in the second population. C) The two populations are not capable of interbreeding and producing fertile offspring. D) The two populations are capable of interbreeding and producing fertile hybrid offspring.
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