All cell are surrounded by membranes. The main role of the cell membrane is to A. Regulate the cells interactions with the environment B. Release any type of molecule out of the cell C. Arrange the cell's organelles in the cytoplasm D. Prevents water from leaking out of the cell

Label the steps for protein synthesis in order, beginning with the first steponce the protein is made, the gene for a particular trait is expressedmrna joins the ribosome, and the anticodons from trna join mrna to form a chain ofamino acidsrna polymerase unzips dna and free rna nucleotides join dna to form mrnav a chain of amino acids is formed from peptide bonds, creating a proteinmrna is transported from the nucleus of the cell to the ribosomes of the cell.