Mars was once similar to earth in that

a.) it had only one moon
b.) liquid water flowed on its surface
c.) it showed evidence of plate tectonics
d.) its atmosphere had a thin layer of carbon dioxide

The condition in which joints are inflamed is bursitis select the best answer from the choices provided ot f

One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails. b. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. c. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails have other functions, because prokaryotes don't have nuclei.

In general, are there any major differences that you can see? explain