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Sunday, September 19, 2021

genetics

GENETICS NEWS

DNA of a female hunter-gatherer, buried 7,000 years ago in Indonesia, reveals population history of SE Asia

September 10, 2021 7:33 pm

Genetic analyses reveal that the individual shares significant genetic ancestry with the present-day populations of Oceania.

Hidden in plain sight, a new snake with a 'bindi' on its nape found in Assam

August 19, 2021 8:03 pm

Considering its small and restricted habitat, the team suggested that R. bindi be considered a vulnerable species according to the IUCN red list criteria.

What if you could become invisible to mosquitoes?

August 17, 2021 6:35 pm

Scientists used the gene-editing tool Crispr-Cas9 to render humans effectively invisible in the eyes of Aedes aegypti mosquitoes, which use dark visual cues to hunt.

Can simple leaves become compound leaves? Study reveals how genes influence leaf architecture

August 16, 2021 6:34 pm

Gene families - CIN-TCP and KNOX-II - encode proteins that suppress the formation of new leaflets at the margin, thereby giving rise to simple leaves.

Genomic analysis helps unravel the juicy past of flat lemon

August 02, 2021 11:22 pm

The study revealed that all shiikuwasha are hybrids - one parent from the new Ryukyuan species and the other from mainland Asia.

Genetic tweak could increase yield, boost drought tolerance in rice, potato: study

August 02, 2021 3:46 pm

Adding a gene encoding for a protein called FTO to both rice and potato plants increased their yield by 50 per cent in field tests.

A famous blue butterfly: Still extinct but more distinct

July 22, 2021 11:04 am

Two other butterflies traditionally believed to be subspecies of the silvery blue butterfly may also be distinct species, and the closest living relatives of the Xerces blue, notes the study.

Cannabis was domesticated in East Asia, new study suggests

July 21, 2021 1:38 pm

The study’s authors found that the plant was a “primarily multipurpose crop” grown about 12,000 years ago during the early Neolithic period, probably for fiber and medicinal uses.

Just 7 per cent of our DNA is unique to modern humans, study shows

July 19, 2021 7:38 pm

The research draws upon DNA extracted from fossil remains of now-extinct Neanderthals and Denisovans, as well as from 279 modern people from around the world.

Genetic health conditions every woman should know about

June 02, 2021 10:26 am

Women are more prone to some health conditions through genetics. But there are tests available to detect them