Cells with nuclei are known as eukaryotic cells, the cells that make up animals, plants and yeast. The nucleus is the organelle that contains the majority of the cell's genetic material, where it ...

It has been known for several years that abnormal chromosome numbers lead to protein imbalances in the affected cells.

However, it is worth noting that linear plasmids and chromosomes have been found in certain prokaryotes. 5. Key similarities between prokaryotes and eukaryotes. Figure 1: A comparison showing the ...

Cell biologists at ETH Zurich describe a new organelle present in mammalian cells that is made of rings of DNA. This container could potentially play a role in autoimmune diseases, and it could help ...

Offspring inherit a combination of nuclear chromosomes from each of their parents as a result of ... This cytoplasm is full of cellular organelles, ... Journal of Cell Biology 19, 593–611 ...

The accurate distribution of chromosomes in an oocyte is essential for the correct transmission of genetic information to the ...

Specialized structure, dubbed a “hemifusome” by University of Virginia School of Medicine and the National Institutes of ...

Learn about the ultrastructure and organelles of animal, plant, fungal and bacterial cells. BBC Bitesize Scotland revision for SQA National 5 Biology.

Almost every type of human cell is powered by mitochondria, bean-shaped organelles that ... mitochondria still have their own ring-shaped DNA—completely separate from the 23 chromosomes that ...

Prokaryotes are organisms whose cells lack a nucleus and other organelles. Prokaryotes are divided into two distinct groups: the bacteria and the archaea, which scientists believe have unique ...