Sentences with phrase «plastic ends of shoelaces»

Not exact matches

They are caps at the end of each strand of DNA that protect the chromosomes, like the plastic tips at the end of shoelaces.

Scientists long suspected they stabilized the structure of the chromosome, preventing the tips from fraying, much like the plastic sheaths at the ends of shoelaces to prevent them from unraveling.

«Telomeres function a bit like the plastic caps at the ends of shoelaces and protect the coding DNA from loss during cell division.

Telomeres are important because they stop chromosomes from «fraying» or clumping together and «scrambling» the genetic codes they contain, performing a role similar to the plastic tips on the end of shoelaces, to which they have been likened.

Mitchell compared them to the plastic covering on the end of a shoelace.

Telomeres — repeating segments of DNA on the ends of chromosomes — are often likened to the plastic caps that prevent shoelaces from fraying.

One Nobel Prize - winning scientist who studies telomeres has compared them to aglets — the plastic or metal sheath covering ends of shoelaces.

The study, publishing online January 18 in the American Journal of Epidemiology, found elderly women with less than 40 minutes of moderate - to - vigorous physical activity per day and who remain sedentary for more than 10 hours per day have shorter telomeres — tiny caps found on the ends of DNA strands, like the plastic tips of shoelaces, that protect chromosomes from deterioration and progressively shorten with age.

Geneticist Elizabeth Blackburn compared them to the little plastic caps on the ends of your shoelaces.

During the DNA replication process, telomeres keep the DNA together (like how the plastic caps on the end of shoelaces keep them from unraveling).

(Think of the plastic tips on the ends of our shoelaces.)

I think of them like these plastic protectors on the ends of shoelaces.

Telomeres are sometimes compared to the plastic ends on shoelaces that prevent them from fraying, only instead of protecting laces they protect our DNA.

The study then examined the participants» DNA, specifically the length of their telomeres, which are — he explained — repetition sequences of DNA at the end of chromosomes that shorten as one gets older, «like the plastic tabs on shoelaces that fray over time».