Organisms are living beings, which can have cellular level or organ level development. The cells make up tissues and tissues constitute to make organs.
The correct answer is:
Option B. tissues
The high-level organisms are made up of a complex system. The cells are the structural and functional unit of life, which makes up the organism.
The hierarchy of the organ system development includes:
1. Cells - The unit of life that can exist in groups or as a single entity.
2. Tissues - The group of cells performing similar functions is known as tissues.
3. Organs - The group of tissues carrying out a function is known as an organ. Organs are directly made up of tissues.
4. Organ system - The biological system consists of groups that work in coordination to perform one or more functions.
Therefore, Option B is correct.
To know more about tissues and organs, refer to the following link:
https://brainly.com/question/210609
