Iam a polygon
i am a quadrangle
all of my sides are the same length
none of my angles are right angles
who am i?

Name one similarity and one difference between the morphology of a brachiopod and a bivalve

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.

Which statement best describes how the nucleus, the rough endoplasmic reticulum, and ribosomes interact during protein synthesis?