Step 1: Click touch here to begin the app. You want to move to the "Choose Your Challenge!" menu. From the menu choose “Build a Membrane!" Dr. Vial has a vile weapon

(note the play on words) that destroys plasma membranes. Without the plasma

membrane

all

cells of living things will die because they are unable to

maintain

homeostasis

Well, what kind of answer are you looking for? These answers you have are correct.

Explanation:

If this isn't the question could you please show he correct one?

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.

name and explain one of the event that occurs during meiosis that increases the variation in offspring even more than simple reproduction?