Connecting the Concepts: Macroevolution

The process of macroevolution refers to major evolutionary changes over time, through which new types of organisms originate from previously existing, but different, ancestors.

 

Connecting the Concepts: Macroevolution Part A The process of macroevolution refers to major evolutionary changes over time, through which new types of organisms originate from previously existing, but different, ancestors. Drag the labels to complete the concept map about macroevolution. nonbranching diversification branching novel features fossil record speciation mass extinctions (the formation of new species) (ancestral population splits into two) Macroevolution Encompasses major changes in the history of life such as: (the emergence of subpopulations that have accumulated independent genetic changes) including (ancestral population gradually changes into a new, distinct species) (for example, flowers, flight, or upright posture) Reset Help documented in