Draw a model of what you think would happen with the gray and black color mutation in the seventh and eighth generations?

What is thought to have caused the mass extinction at the end of the cretaceous period?

The two main stages of cell division are called

Select all the correct answers. for a claim about the natural world to be considered scientific, what attributes must it have? a).it must be applicable to future events and occurrences. b)it must be based on scientific observations that can be repeated in a controlled setting. c)it must be open to modification if new evidence doesn't completely support it. d)it must be consistent with only a small portion of relevant observations or data.