Isaac Newton observed that a particle attracts every other particle with a force that depends on its size and distance. Repeated observations have confirmed this. What is this an example of?

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.

Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups

Which label correctly identifies what x represents in the concept map?