The permian mass extinction occurred about 248 million years ago. it was the greatest mass extinction ever recorded in earth's
history. about ninety-five percent of all marine species became extinct as a result of the permian extinction.
es
although scientific theories vary, it is believed that
caused the permian mass extinction.

your answer should be c) enjoy!

i think that d. wind is the answer.   i missed the question when i answered a. currents.

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.