Questions

Which cell has no nucleus?

Which cell has no nucleus?

red blood cells
Unlike most other eukaryotic cells, mature red blood cells don’t have nuclei. When they enter the bloodstream for the first time, they eject their nuclei and organelles, so they can carry more hemoglobin, and thus, more oxygen. Each red blood cell has a life span of around 100–120 days.

What happens if a cell loses its nucleus?

If the nucleus is removed from the cell then the cell will not be able to function properly, it will not be able to grow. Without nucleus the cell will lose its control. It can not carry out cellular reproduction. Also, the cell will not know what to do and there would be no cell division.

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Can we find a living cell without a nucleus and if yes which one?

Explanation: There are cells that live without nucleus (RBCs for example) and it’s related to the function of the cell. However, if you take a cell with nucleus and remove it, cell won’t live.

What cells do have a nucleus?

There are two basic types of cells, prokaryotic cells and eukaryotic cells. The main difference between eukaryotic and prokaryotic cells is that eukaryotic cells have a nucleus. The nucleus is where cells store their DNA, which is the genetic material. The nucleus is surrounded by a membrane.

Why does a cell need a nucleus?

The nucleus controls and regulates the activities of the cell (e.g., growth and metabolism) and carries the genes, structures that contain the hereditary information.

What is found inside a nucleus?

The nucleus (plural, nuclei) houses the cell’s genetic material, or DNA, and is also the site of synthesis for ribosomes, the cellular machines that assemble proteins. Inside the nucleus, chromatin (DNA wrapped around proteins, described further below) is stored in a gel-like substance called nucleoplasm.

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Do animal cells have a nucleus?

Both plant and animal cells are eukaryotic, so they contain membrane-bound organelles like the nucleus and mitochondria.

Why red blood cell has no nucleus?

The absence of a nucleus is an adaptation of the red blood cell for its role. It allows the red blood cell to contain more hemoglobin and, therefore, carry more oxygen molecules. It also allows the cell to have its distinctive bi-concave shape which aids diffusion.

Where can nucleus be found?

The nucleus is found in the middle of the cells, and it contains DNA arranged in chromosomes. It is surrounded by the nuclear envelope, a double nuclear membrane (outer and inner), which separates the nucleus from the cytoplasm. The outer membrane is continuous with the rough endoplasmic reticulum.

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