Describe the four levels of organization in living things?

Answer 1

The four levels of organization are cells, tissues, organs and organ systems.

Cells:

Cells are the basic building blocks of life, and performs vital functions in an organism. The cell is the most basic unit of a living thing, each cell in your body has a speific job.

Tissues:

A tissue is a collection of specialized cells that perform a specific function. The four types of tissues are muscle tissues, nervous tissue,epithelial tissue, and connective tissue. When all these tissue join together they form an organ

Organs:

An organ is a group of tissues that perform a specific function or groups of functions. Animal organs include the brain, the lungs, the liver, and the stomach and some plant organs are leafs, roots, and the stem.

Organ systems:

An organ system is a collection of organs that perform a specific function- the circulatory system or digestive system for example. Several organ systems are present in humans and other creatures have different kinds of systems