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Extinction of a single species can occur at any time if said species in hunted excessively, but mass extinction only occurs every 27 to 33 million years.
Crawford Rodriguez
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When does the sixth extinction occur?
2084 Source: Ayreon
How do you know a mass extinction actually did occur?
No evidence of the extinct lifeforms appears in the stratigraphic record immediately following the extinction event.
What does not occur During A Cenozoic era?
Several periods of mass extinction
What are 3 reasons for mass extinction?
Mass extinction could occur due to climate change, an asteroid impact and even a volcanic eruption.
When did the last mass extinction occur in years?
65 million years ago
What is likely to occur when an endangered species has low offspring numbers?
Extinction is likely.
When the ucs is removed and the cs is presented alone for a period of time what will occur?
extinction
Why do you think most extinction's occur as background extinctions?
Most extinctions occur as background extinctions because they are longer time periods unlike the shorter mass extinctions which there were only two in the Paleozoic era, the Ordovician mass extinction, and the Permian/Triassic extinction in which 95% of all marine animals became extinct
Does extinction occur today?
Some or several species become extinct every day.
Which event is the most likely cause for the four periods when punctuated equilibrium seems to occur?
Extinction events, such as the Permian extinction and the KT extinction event. You have adaptive radiation driving evolutionary change after such events. Google " the rise of the mammals. "
When did the mass extinction that killed dinosaurs occur?
In the Late Cretaceous (65 million years ago).
What happens in meiosis 1 that doe not occur in meiosis 2?
DNA is copied (for novanet cheaters)
