Which of the following statements is the function of mRNA? A. directs the cell on how to make proteins for the body and other necessary materials
B. makes proteins from the information it gets from DNA for the cell
C. unzips DNA and replicates it for the cell and then zips it back up when it is done
D. takes a copy of piece of DNA out of the nucleus to the rest of the cell

b

Explanation:

since we now that the mRNA contains nitrogen bases in the form of genetic codons, tRNA picks up these codons and ribosomes synthesise the protein in the form of long chain of polypeptide.

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.