what is cell ?? ⠀⠀⠀⠀⠀⠀⠀ ⠀ ⠀
Answers
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.
Answer:
A cell is the basic unit of structure and function of an organism.
In other words, it is the smallest subdivision of an organism which has a definite structure and performs functions of life. A cell shows all the characteristics of a living thing, i.e., respiration, nutrition, reproduction and response to stimulus. All living organisms are made up of one or more cells .
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Things to know:
- The study of tissue is known as histology.
- In the hen's eggs , the central yellow yolk represents a single cell. Yolk is surrounded by the white albumin in egg.
What provides shape to cells ?
- cell membrane around the components of the cell.
- In plant cells , additional covering (called cell wall) around the cell membrane.
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Key Fact
The Largest cell
An ostrich egg measuring 170 mm × 130 mm is the largest cell. It is about 25,000 times larger than a red blood cell.