2024-06-20 20:02:52
This plant discovered within the Baltic Sea belongs to the ocean andres (Zostera marina) for the species. The analysis staff used an modern methodology of analyzing genetic info, also referred to as a “genetic clock”, to find out the age of the ocean plant.
Sea urchins reproduce vegetatively – they launch germinal our bodies (ramets), which proceed to develop and type younger people, which later settle independently on the seabed. Ramets are genetically similar to their “ancestor” and are subsequently known as clones.
“Vegetative replica as a substitute mode of replica is widespread within the animal, fungal and plant kingdoms,” – defined the analysis supervisor, professor of marine ecology on the GEOMAR Helmholtz Heart for Ocean Analysis in Kiel (Germany), dr. Thorsten Reusch.
Because the father or mother organism grows and reproduces, sure genetic mutations happen that accumulate within the ramets. These genetic variations are used to find out their age.
The staff used a 17-year-old sea andro offspring rising within the laboratory to refine and enhance the “genetic clock” methodology. Later, a “genetic clock” methodology confirmed that this colony of sea urchins shaped 1,402 years in the past, the age of the oldest sea urchin.
Andrai can occupy a big space; Z. marina is a widespread species discovered within the Pacific Ocean, Atlantic Ocean and Mediterranean Sea. Nevertheless, the time period eelgrass consists of many different species that may additionally attain spectacular ages.
Scientists say this “genetic clock” methodology may assist discover even older marine or land crops. As well as, it could be helpful for coral conservation, writes IFLScience.
The article is printed žurnale „Nature Ecology & Evolution“.
2024-06-20 20:02:52