In _____________ speciation, a new species emerges from within the geographic range of its common ancestor.

A. Sympatric
B. Parapatric
C. Allopatric


Ans: A. Sympatric

Biology & Microbiology

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Which of the following can impact methylation

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  ©McGraw-Hill EducationConsider the cladogram shown. Based on this cladogram, which species has the greatest number of ancestral character states?

A. 1 B. 2 C. 3 D. 4 E. 5

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You are the scientific consultant for a television show about forensic analysis. In an upcoming episode, investigators will compare the DNA of a suspect and a DNA sample collected from the victim’s fingernails. You are to write up a brief explanation of the technique required for comparing the DNA. Which technique should you explain?  

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Biology & Microbiology

Most fossils form most often in sedimentary rock

1.True 2.False

Biology & Microbiology