Question

What term describes development of new species and mass extinction?

Answer 1

Macroevolution is the term that describes development of new species and mass extinction. It denotes large-scale evolution that occurs at the level of species and above.
Microevolution on the other hand denotes the smaller evolutionary changes of allele frequencies within a species or population.

Answer 2

Answer:Macroevolution

Explanation:Macroevolution is the concept that explains the development of new species and mass extinction. It explains an evolution that is beyond the normal level of species.

it focuses on large scale of species evolution not just individuals.

It looks at the biggest events of evolution such as the origin of mammals ,it focuses on the grandest history of events using evidence found in fossils and geology.