Mammals and plants don't belong in the same domain

What do science, technology, and disease have to do with each other?

Which of the following is one of the four conditions necessary for natural selection to occur in a population? fewer organisms are born than the habitat can support mutation does not occur organisms have identical characteristics variation is inherited

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million