Scientists believe that some mass extinction events are possibly caused by asteroids, volcanic activity, or climate change. How many mass extinctions have occurred on Earth in the last 4.6 billion years?

O 0
O 1
O 5
O 10

What do you mean about innate behavior i don’t get it

When a virus infects a host cell, it uses the cell's machinery to make copies of its own genetic material in a process called replication. finally, during the process of self-assembly, that protein shell and the copies of the virus's genetic material are assembled into new viruses.