What are basic cell functions?

What are basic cell functions?

Cellular functions include such basic life processes as protein and lipid (fat) synthesis, cell division and replication, respiration, metabolism, and ion transport as well as providing structural support for tissues, protecting the body against disease or injury, and serving as selective barriers to the passage of …

What are 3 functions of cells?

3 Major Functions of a Cell

• Energy Generation. Living cells exist in a perpetually active biological state.
• Molecular Transport. Each cell is surrounded by a membrane that delineates its boundaries and acts as a gatekeeper, controlling the movement of molecules into and out of the cell.
• Reproduction.

What are 2 characteristics of a cell?

What are cells and what do they do?

• The vast majority of cells share several characteristics: they are bound by a plasma membrane and contain cytoplasm, DNA, and ribosomes.
• Cells perform many functions, from synthesizing proteins to passing on genetic material.
• Cells replicate themselves.

What is the most basic cell?

A human cell has more than 20,000 genes, fruit flies 13,000, yeast cells 6,000. But if we look for the simplest creatures on the planet, we will find a wee bacterium that lives happily in the digestive tracts of cows and goats: Mycoplasma mycoides. It builds itself from a very modest blueprint—only 525 genes.

What are the functions of a cell quizlet?

A delivery system of folded membranes that sort and transport enzymes and hormones made in one part of the cell and needed in another location in the cell. Contains enzymes needed for digesting food, viruses, bacteria, and old cells. You just studied 24 terms!

What is a cell and its function?

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.

What are the different types of cells and their functions?

The Four Main Types of Cells

• Epithelial Cells. These cells are tightly attached to one another.
• Nerve Cells. These cells are specialized for communication.
• Muscle Cells. These cells are specialized for contraction.
• Connective Tissue Cells.