10. Each of Earths mass extinctions caused a drop in background extinction rates
wiped out at least half of Earth's existing species
was a result of human activities
was followed by a decrease in biodiversity
O took place in the last 1 million years
Send me a copy of my responses.

this protocol provides a detailed procedure for chromatin immunoprecipitation (chip) to study the dna-protein interactions.

flooding wildfire landslides climate change the factors listed have an immediate effect on the animal populations found in any habitat. the four factors would lead to a death. b emigration. eliminate c immigration. d mutations.