Which of the following is not a typical way for a person to catch a disease? a. from pathogens in boiled water. b. from pathogens in the air. c. from pathogens in poorly cooked food. d. from physical contact with an infected person.

What is the identity of the planets?

20 the compound al(nh3)2 has atoms of nitrogen.

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.