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Mitosis

In biology, mitosis is the process by which a cell separates its duplicated genome into two identical halves.

Note: The above text is excerpted from the Wikipedia article "Mitosis", which has been released under the GNU Free Documentation License.

For more information, see the following related content on ScienceDaily:

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Researchers Identify 'Rescue' Mechanism That Helps Cells Survive Malfunctioning Split

Feb. 4, 2021 — Cells replicate their genetic material and divide into two identical clones to perpetuate life. Some cells pause in the process with a single, undivided nucleus. When the cell resumes division after ...

Cell Division in Microalgae: Mitosis Revealed in Detail

Mar. 7, 2022 — Cell division ensures growth or renewal and is thus vital for all organisms. However, the process differs somewhat in animals, bacteria, fungi, plants, and algae. Until now, little was known about ...

Cell Division in Moss and Animals More Similar Than Previously Thought

May 5, 2022 — For a new plant to grow from a seed, cells need to divide numerous times. Daughter cells can each take on different tasks and sometimes vary in size. How plants determine the plane of cell division ...

What Brain-Eating Amoebae Can Tell Us About the Diversity of Life on Earth and Evolutionary History

Feb. 25, 2022 — Researchers recently announced that an amoeba called Naegleria has evolved more distinct sets of tubulins, used for specific cellular processes, than previously thought. Their insight has a host of ...

Cells Take out the Trash Before They Divide

May 10, 2022 — Researchers have discovered that before cells start to divide, they toss waste products. Using a new method they developed for measuring the dry mass of cells, the researchers found cells suddenly ...

Manufacturing the Core Engine of Cell Division

July 1, 2021 — By modelling the kinetochore from scratch, researchers get a step closer to creating artificial ...

How Plant Stem Cells Renew Themselves -- A Cytokinin Story

Feb. 25, 2021 — Biologists have discovered how cytokinin activates stem cell division in ...

Wait for Me: Cell Biologists Decipher Signal That Ensures No Chromosome Is Left Behind

Jan. 6, 2021 — Cell biologists have found a key clue in the mystery of how chromosomes are inherited correctly every time a cell divides. Using a novel cell probe, they unraveled how a 'matchmaker' ...

'Unwinding' Chromosomes: A Unique Perspective on Determinants of Chromosomal Width

Dec. 6, 2022 — Mitotic chromosomes are pivotal for the inheritance of genetic material. Now, it is already known that chromosomes vary in dimensions among organisms. But what governs mitotic chromosomal size and ...

The First Cells Might Have Used Temperature to Divide

Sep. 3, 2021 — A simple mechanism could underlie the growth and self-replication of protocells -- putative ancestors of modern living cells -- suggests a new study. Protocells are vesicles bounded by a membrane ...

Plants & Animals News

November 28, 2023

Evolution of Taste: Early Sharks Were Able to Perceive Bitter Substances

Nov. 13, 2023 — New genetic data show that humans and sharks share bitter taste receptors, even though their evolutionary pathways separated nearly 500 million years ...

Found at Last: Bizarre, Egg-Laying Mammal Finally Rediscovered After 60 Years

Nov. 9, 2023 — A long-beaked echidna named after Sir David Attenborough and last seen by scientists in 1961 has been photographed for the first time in an Indonesian tropical forest. An international team of ...

How Animals Get Their Stripes and Spots

Nov. 8, 2023 — New research helps explain how sharp patterns form on zebras, leopards, tropical fish and other creatures. Their findings could inform the development of new high-tech materials and ...

Yeast With an Over Half Synthetic Genome Is Created in the Lab

Nov. 8, 2023 — Researchers have combined over seven synthetic chromosomes that were made in the lab into a single yeast cell, resulting in a strain with more than 50% synthetic DNA that survives and replicates similarly to wild yeast strains. A global consortium ...

Latest Headlines

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Minimalist or Maximalist? The Life of a Microbe a Mile Underground

Nov. 28, 2023 — Researchers characterize nearly 600 microbial genomes collected from goldmine. The study illuminates 'microbial dark matter' residing below the surface. Microbes divide into two groups: minimalists ...

Fish Ecologist's Research Indicates Need to Conserve Iconic Migratory Snook in Mexico

Nov. 28, 2023 — Biologists investigated the snook’s almost 400-mile migration up into the rainforest habitat of the Usumacinta River. They have found that the ...

Pioneering Research Method Reveals Bluefin Tuna's Fate

Nov. 27, 2023 — The Mediterranean spawning grounds of Bluefin tuna -- the largest tuna and one of the most powerful fish in the sea -- are under threat, due to rising sea temperatures. A pioneering research method ...

Giant Sea Salt Aerosols Play Major Role in Hawai'i's Coastal Clouds, Rain

Nov. 27, 2023 — A new study from atmospheric scientists revealed that the coastline can produce up to five times the concentration of giant sea salt aerosols compared to the open ocean and that coastal clouds may ...

Recycled Phosphorus Fertilizer Reduces Nutrient Leaching, Maintains Yield

Nov. 27, 2023 — A promising new form of ammonium phosphate fertilizer has been field-tested. The fertilizer, struvite, offers a triple win for sustainability and crop production, as it recycles nutrients from ...

Scientists Find Both Potential Threats and Promising Resources in the Thriving Colonies of Bacteria and Fungi on Ocean Plastic Trash

Nov. 27, 2023 — Scientists have found both potential threats and promising resources in the thriving colonies of bacteria and fungi on plastic trash washed up on ...

Honeybee Cluster -- Not Insulation but Stressful Heat Sink

Nov. 27, 2023 — A researcher is keen to help beekeepers shape their practices following his study which appears to disprove the widespread belief that honeybees naturally insulate their colonies against the cold. ...

Sensitive Ecosystems at Risk from Mine Waste

Nov. 27, 2023 — Nearly a third of the world's mine tailings are stored within or near protected conservation areas, new research has ...

Deoxygenation Levels Similar to Today's Played a Major Role in Marine Extinctions During Major Past Climate Change Event

Nov. 27, 2023 — Scientists have made a surprising discovery that sheds new light on the role that oceanic deoxygenation (anoxia) played in one of the most ...

Fish IgM Structure Sheds Light on Antibody Evolution

Nov. 27, 2023 — Researchers have analyzed the antibody Immunoglobulin M in rainbow trout to shed some light on why these proteins may have evolved over ...