لخّصلي

The cell is the fundamental unit of life.For example, all eukaryotic cells consist of a nucleus, plasma membrane, cytoplasm, peroxisomes, mitochondria, ribosomes and other cell organelles.Multicellular organisms have specialized cells with complicated cell organelles, which unicellular organisms typically lack.Eventually, more complex multicellular organisms evolved from these unicellular life forms over the aeons.Cell structure and organelles vary in plants and animals, and are primarily classified based on their function.Hence, these cells share some similarities typically associated with eukaryotes.Unicellular organisms are single-celled, while multicellular organisms have a large number of cells.In an ecosystem, plants have the role of producers, while animals have taken the role of consumers.

The cell is the fundamental unit of life. All the life activities are carried out by cellS. The organisms can be classified based on the number of cells present in them. Unicellular organisms are single-celled, while multicellular organisms have a large number of cells.
Unicellular organisms are believed to be one of the earliest forms of life on earth. Eventually, more complex multicellular organisms evolved from these unicellular life forms over the aeons. Multicellular organisms have specialized cells with complicated cell organelles, which unicellular organisms typically lack.
In an ecosystem, plants have the role of producers, while animals have taken the role of consumers. Hence, their daily activities and functions vary, and so does their cell structure. Cell structure and organelles vary in plants and animals, and are primarily classified based on their function. The difference in their cell composition is the reason behind the difference between plant and animal cells.
Each cell organelle has a particular function to perform. Some of the cell organelles are present in both plant cells and animal cells, while others are unique to just one of them. Most of the earth's higher organisms are eukaryotes, including all plants and animals. Hence, these cells share some similarities typically associated with eukaryotes.
For example, all eukaryotic cells consist of a nucleus, plasma membrane, cytoplasm, peroxisomes, mitochondria, ribosomes and other cell organelles.