What do all vertebrates and invertebrates have in common? they are prokaryotic. they are covered by an outer skeleton. they are multicellular. they are bilaterally symmetrical.

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.

Which tool could you see a plant cell? a. a filter b. a microscope c. a microwave d. an electromagnet

The two main stages of cell division are called