Question

what is cell ????????...​

Answer 1

Answer:

Cells are the structural, functional, and biological units of all living beings. A cell can replicate itself independently. Hence, they are known as the building blocks of life.

The Four Main Types of Cells

1) Epithelial Cells. These cells are tightly attached to one another.

2) Nerve Cells. These cells are specialized for communication.

3) Muscle Cells. These cells are specialized for contraction.

4) Connective Tissue Cells. These cells provide structural strength to the body and also defend against foreign invaders like bacteria.

Answer 2

Answer:

Cells are the basic building blocks of all living things. The human body is composed of trillions of cells. They provide structure for the body, take in nutrients from food, convert those nutrients into energy, and carry out specialized functions.