Describe different ways that cell shape can be modified so that diffusion rate will be increased

According to the cladogram, which organisms have roundworms as a common ancestor?

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound