Science and Culture Today Discovering Design in Nature
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chromatin

African_clawed_frogs;_Xenopus_laevis
Photo: Clawed frogs, by Muffet, CC BY 2.0 <https://creativecommons.org/licenses/by/2.0>, via Wikimedia Commons.

Irreducible Complexity Nested Within Irreducible Complexity: The Case of Chromosome Condensation

It is highly implausible that such a wonder of engineering arose by means of an unguided evolutionary process. Read More ›
lab mouse
Photo credit: Rama, CC BY-SA 2.0 FR <https://creativecommons.org/licenses/by-sa/2.0/fr/deed.en>, via Wikimedia Commons.

More Jobs for “Junk” DNA

It turns out the mouse endogenous retrovirus L (MERVL) is essential for embryogenesis, according to a recently published article. Read More ›
Neutrophils
Photo: Neutrophils, by Dr Graham Beards, CC BY-SA 3.0 <https://creativecommons.org/licenses/by-sa/3.0>, via Wikimedia Commons.

Cell Fate: Another Hurdle for Evolution

When a stem cell divides, one daughter cell must maintain its stemness while the other specializes. Therein lies another truckload of requirements. Read More ›
chromosomes
common descent
Photo: Midge chromosomes, by Dr. Josef Reischig [CC BY-SA 3.0 ], via Wikimedia Commons.

DNA Packing: One of the Supreme Wonders of Nature

The cell packs two meters of DNA into a 10-micron nucleus. How? The machinery is as intelligently designed as the genome itself. Read More ›
reel-to-reel
Photo credit: Gelpgim22, CC BY-SA 3.0 <https://creativecommons.org/licenses/by-sa/3.0>, via Wikimedia Commons.

Cells Use Loop Extrusion to Keep DNA Optimized

A paper illustrates the action of DNA loop extrusion processes, which serve multiple functions to maintain the genome, with an interesting graphic: gears. Read More ›
histones

Histone Code: A Challenge to Evolution, an Inference to Design

Histones are responsible for organizing and packaging the DNA of a cell nucleus into structural units known as nucleosomes. Read More ›
chicken

Adam and the Genome and “Nonfunctional” Pseudogenes

Venema cites the vitellogenin pseudogene as supposedly demonstrating common ancestry between humans and birds, such as chickens. Read More ›
Salk Institute

Researchers Highlight Logistics Nightmare Facing Chromosome Controls

Packing that entire genome into a tiny nucleus poses a formidable challenge. And you want it organized and accessible, too? Read More ›

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