Sentence examples for chunks of dna from inspiring English sources

When the scientists checked their genetic discoveries against the Neanderthal genome, they found the same chunks of DNA were missing, meaning the DNA was lost more than 800,000 years ago, which is when our human ancestors split from the Neanderthal lineage.

In ditching these chunks of DNA, our ancient ancestors lost facial whiskers and short, tactile spines on their penises.

Interspersed along the O157 H7's backbone are 177 new chunks of DNA containing 1,387 genes, the researchers reported.

In California in the early 1970s, scientists invented ways to swap chunks of DNA between species, so that they acquired specific characteristics by design.

The test relies on identifying rearrangements of large chunks of DNA rather than single-letter changes in the genetic code, which are more difficult to spot.

When the egg or sperm is made, the maternal and paternal copies of a chromosome line up and swap large chunks of DNA.

They searched for mutations that occur when a chunk of DNA is either duplicated or deleted.

If one strand contains a large chunk of DNA in reverse order, alignment will be thwarted.

They no longer conceive of a typical gene as a single chunk of DNA encoding a single protein.

Last year, scientists at the University of Texas at Arlington found a strange chunk of DNA in the genetic make-up of eight animals, including the mouse, rat and the African clawed frog.

A chunk of DNA may be missing or inverted or duplicated, or a tiny substring may be repeated different numbers of times — say, five times in one person and seven times in another.