17. Many scientists have argued that this point in human history marks the onset of Earth's sixth mass extinction event. What is the suspected cause of this current mass extinction?
A. Volcanoes
O B. Asteroids
O C. Ice ages
D. Humans

What is unique about the members of the group of fungi to which penicillium notatum belongs? they are not important for medicine. they are not made up of hyphae. they are used in fermentation. they lost the reproductive phase.

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into