Which of the following most likely coincides with mass extinction in the geologic time scale?
A: rapid global changes to the environment
B: long periods of environmental stability
C: the introduction of native species to a new environment
D: the removal of nonnative resources from an environment

A. Rapid global changes to the environment

Explanation:

Rapid global changes would likely create unsuitable envoronment for some species, and due to the fact that these changes occured quickly, the populations would not have time to adapt and evolve.

videntify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.

the answer for this question would be d. glaciers