When thinking of the hierarchy of the structures of the body as a ladder, we know that the bottom rung is made up of atoms. The next step up the ladder is where many molecules group together to make the smallest unit of living matter called a cell. What is this level called?

Responses:

a) the epithelial level

b) the tissue level

c) the organ level

d) the cellular level

d) the cellular level

The correct answer is d) the cellular level. The cellular level refers to the level of organization in the body where many molecules group together to form the smallest unit of living matter, which is the cell. To arrive at this answer, we can use the concept of the hierarchy of structures in the body.

In the hierarchy, the lowest level is made up of atoms, which combine to form molecules. These molecules then come together to create cells, which are the building blocks of life. The cellular level is considered a step up from the molecular level and is where the basic functions of life occur. Cells are capable of carrying out various processes such as metabolism, growth, reproduction, and responding to stimuli.

To answer this question, it is essential to have a basic understanding of the levels of organization in the body and how they build upon one another. By recognizing that cells are the fundamental units of living matter, you can identify the correct answer as the cellular level.