Question

What is this a drawing of?

Answer 1

Answer:

$\huge\boxed{\sf Cell \ Membrane}$

Explanation:

This is a drawing of cell membrane which is the top-most layer of animals cells while the second layer of plant cells.

1 => Lipid Bilayer

2 => Hydrophobic tail (non-polar) of phospholipids

3 => Hydrophilic head (polar) of phospholipids

$\rule[225]{225}{2}$

Hope this helped!

~AH1807