Answer:

Explanation:
Let
x ----> the surface area of a sphere
y ---> the volume of a sphere
we know that
The ratio of surface area to volume of a sphere is equal to divide the surface area by the volume of the sphere

we have

substitute the values

Building blocks for are body
Answer:
Human, nervous system, nerve tissue, neurons.
Explanation:
The organism is the biggest, in this case is a human, a human is composed of systems, and then organ tissue, and organ tissue is made out of cells.
He fluid mosaic model of the plasma membrane. The fluid mosaic model of the plasma membrane describes the plasma membrane as a fluid combination of phospholipids, cholesterol, and proteins. Carbohydrates attached to lipids (glycolipids) and to proteins (glycoproteins) extend from the outward-facing surface of the membrane<span>.</span>