From the evidence of karyomeres in animal cells, the nucleus is regarded as a compound structure, and it was further suggested that the spindle is also compound, the real unit in mitosis being a ...

Table 1 below provides an overview of the key features of a prokaryotic cell: Table 1. The structure and function of key prokaryotic cell structures. Prokaryotes have ribosomes but they are smaller ...

A large structure called the mitotic ... or pole, of the cell. During prometaphase, the nuclear envelope that encloses the nucleus breaks down, and the nucleus is no longer separated from the ...

A series of nanopillars allows for the temporary opening of the nuclear membrane of cells. This process guarantees intervention without degrading their external structure. The nucleus of a cell ...

Human immunodeficiency virus type 1 (HIV-1) targets important cells ... structure once driven forward. This crack widens the channel and allows the capsid's progression into the nucleus.

Every cell in your body contains the same genetic sequence, yet each cell expresses only a subset of those genes. These ...

Most life on Earth depends upon plants for energy. Plants capture light from the sun and use it to build up chemical stores of energy. This is called photosynthesis. The basic structure of a plant ...

A novel, freely available AI tool has cut the time it takes to determine chromatin structure from days to minutes. The 3D ...

Plant cells have a rigid cell structure. They are made up of a cell wall, cell membrane, cytoplasm, vacuole, nucleus, and chloroplasts. Plants feel firm because of their cellular walls.

ChromoGen: A quick method to determine 3D genomic structures using generative AI, enabling the prediction of thousands of ...