AP Biology 12 Views 1 Answers
Sourav Pan🥇 GoldSeptember 10, 2024
The fossil record indicates that in some cases reasonably well-defined species appear suddenly and remain unchanged for a long time before they become extinct. This phenomenon is referred to as a) allopatric speciation b) sympatric speciation c) phyletic gradualism d) punctuated equilibrium e) parallel evolution
The fossil record indicates that in some cases reasonably well-defined species appear suddenly and remain unchanged for a long time before they become extinct. This phenomenon is referred to as
a) allopatric speciation
b) sympatric speciation
c) phyletic gradualism
d) punctuated equilibrium
e) parallel evolution
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Sourav Pan🥇 GoldMay 15, 2025
Answer: d) punctuated equilibrium
Explanation: Punctuated equilibrium describes the pattern where species remain unchanged for long periods and then experience rapid evolutionary changes.
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