How do geologists fill gaps in the rock record?

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

Why are common names a problem for scientist?

In general, did the simulated mice align with your predictions from the punnett squares? yes or no?