Question

Punctuated equilibrium hypothesis was proposed by:

• A. Niles Eldredge and Jay Gould
• B. Hamilton and Johanson
• C. Parker Ruff and Sarich Cronin
• D. Goodall and Cummins

Answer 1

Answer:

A. Niles Eldredge and Jay Gould

The punctuated equilibrium hypothesis was proposed by Stephen Jay Gould and Niles Eldredge in 1972. Their paper, titled Punctuated Equilibria: An Alternative to Phyletic Gradualism, described how the history of life is characterized by periods of stability followed by bursts of evolutionary change.