The smooth endoplasmic reticulum functions in synthesis of:. A. Polysaccharides.
B. Proteins.
C. DNA.
D. Lipids.
E. Lipids, polysaccharides, proteins, and DNA.

Indica el nombre y la fucion de los vasos sanguineos que entran y salen de los riñones

Asegment of dna that codes for rna and a protein is a

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?