to prevent activation of the immune system of the male against the developing sperm
A barrier
Anchor neurons to blood vessels playing a role in the blood brain barrier.
The skin is the boundary which separates an organism from its environment. But this barrier that keeps you on the inside and the germs on the outside must also allow certain exchanges between the organism and the environment, for survival.
What is the function of a cuticle?A cuticle is a permeability barrier for water and other molecules. Also it protects the plant from getting too wet.
It separates the cell from its surroundings and acts as a selective barrier to the passage of substances in and out of the cell
The main function of the cell membrane is to act as a barrier to any unwanted matter that could potentioly harm the cell by entering it or exiting it.
I'm assuming that you're talking about Lipids. It separates the cell from its surroundings and acts as a barrier.
Radium is radioactive and lead is a good radiation shield.
A cell wall and cytoskeleton are similar because they both act like a barrier for the cell
The integumentary system acts as a defense barrier against pathogens and keeps them out!
The function of the step bars used on cars is to prevent the main bodywork of two cars or their wheels being damaged if two cars collide. It acts as a barrier.
As with most animals, the function of the integumentary system is to serve as a protection barrier. It also produces necessary vitamin D and produces pigment to protect from the sun's harmful rays.