A student is trying to calculate the density of a can he already knows the mass but he needs to determine he volume as well which of the following formulas can be used to calculate the volume of the can

This is one form of rna that transports a specific amino acid to a ribosome during protein synthesis.

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?

Which statement is true for bacteria a. bacteria have complex internal structures b. all bacteria are spiral in shape c. all bacteria cause disease in animals d. bacteria break down some foods