Syllabus: GS-III
Subject: Science and technology
Topic: Bio-Technology
Issue: Genomes
Context: Ancient DNA (aDNA) studies powered by genomic techniques are providing unprecedented insights into the genetic makeup of our ancestors.
Synopsis:
- By examining sequences of aDNA, researchers can identify genetic abnormalities.
- Researchers have identified instances of high disease risk and calcified heart vessels in ancient individuals.
- suggesting that cardiovascular disease has been prevalent in human populations for millennia.
- Also reveal information about the diets and lifestyles of ancient humans.
