#ThrowbackThursday #TackkThursday #BrainCellsInUse

A cell is the smallest structural and functional unit of an organism it has  microscopic and consisting of cytoplasm and a nucleus enclosed in a membrane. Microscopic organisms consist of one cell which is either eukaryotic or prokaryotic.

The differences between plant and animal cells are that animal cells do not have a cell wall or chloroplasts but plant cells do. Animal cells are round and irregular in shape while plant cells have fixed, rectangular shapes.

1. The Cell walls are made of cellulose are only found in the plant cell not the animal cell. It maintains the shape of the cell and is the outside od the cell.

2. Plant Cells Contain Chloroplasts. Chloroplast contain a pigment called chlorophyll (which gives the plants its green color).

Blood- any of the kinds of cells normally found circulating in the blood.

Epithelial- In vertebrates it lines the outer layer of the skin the surface of most body cavities and the lumen of fluid-filled organ  such as the gut or intestine.

Cartilage- the basic structural unit of living organisms.

The relationship the two types of tissues share are The heart is a muscular organ in both humans and other animals, which pumps ... In a healthy heart blood flows one way through the heart due to heart valves.

Your digestive system is uniquely constructed to perform its specialized function of turning food into the energy you need to survive and packaging the residue for waste disposal. To help you understand how the many parts of the digestive system work together, here is an overview of the structure and function of this complex system.