Which of the following statement is true a. there is more water earth now there was millions of years ago b. there is less water on earth then there was millions of years ago c. there is no way to tell how much water was on earth millions of years ago d. they are the same amount of water on earth now there was millions of years ago

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Why does miranda have that particular vision of dr hildesheim answer?

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population. b) the separated population is small, and genetic drift occurs. c) the isolated population is exposed to different selection pressures than the ancestral population. d) different mutations begin to distinguish the gene pools of the separated populations. e) gene flow between the two populations is extensive.