The main components of a biological membrane are lipids, proteins and sugar.
Most of the biological membranes have two layers of lipids forming two sheets where proteins are in between the lipids trespassing both layers of only one, either to one side of the membrane or to the other. There are also sugars attached either to the lipids (called glycolipids) or to the proteins.
Answer:
They provide the numerical value of an elevation. Why would an engineer most likely use topography maps in his or her work? ... They locate the elevation for a given region. They provide the numerical value of an elevation.
Explanation:
I believe the correct answer from the choices listed above is option B. The mesoderm is the layer of tissue that forms during gastrulation and becomes the animal's organs. It <span>is one of the three primary germ layers in the very early embryo. Hope this answers the question.</span>