News tagged with gene expression

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Criticality in morphogenesis

(Phys.org) —In many regards, a brief time-lapse video can teach more about embryonic development than any amount of reading. It is hard not to be impressed how a repeatable form reliably emerges despite ...

Sep 17, 2013 report
4.9 / 5 (111) 0 | with audio podcast

How did evolution optimize circadian clocks?

(Phys.org) —From cyanobacteria to humans, many terrestrial species have acquired circadian rhythms that adapt to sunlight in order to increase survival rates. Studies have shown that the circadian clocks ...

Sep 12, 2014 feature
3.4 / 5 (28) 17

Orbital samples with sight-saving potential

Those who travel to space are rewarded with a beautiful sight - planet Earth. But the effects of space travel on the human sense of sight aren't so beautiful. More than 30 percent of astronauts who returned ...

Dec 11, 2013
5 / 5 (10) 0

New functions for 'junk' DNA?

DNA is the molecule that encodes the genetic instructions enabling a cell to produce the thousands of proteins it typically needs. The linear sequence of the A, T, C, and G bases in what is called coding ...

Mar 31, 2014
4.5 / 5 (8) 0

A hidden genetic code for better designer genes

Scientists routinely seek to reprogram bacteria to produce proteins for drugs, biofuels and more, but they have struggled to get those bugs to follow orders. But a hidden feature of the genetic code, it turns ...

Sep 26, 2013
5 / 5 (7) 0 | with audio podcast