AT FIRST sight, it shouldn’t be alive: a single-celled organism that lacks many of the molecular tools wanted to kick-start DNA replication.
Duplicating DNA is key to copy, so DNA replication methods have been regarded as current in all non-parasitic species with complicated cells. Nevertheless it appears they aren’t.
“I used to be astonished,” says Dayana Salas-Leiva at Dalhousie College in Halifax, Canada. The microbe, Carpediemonas membranifera, should have a mechanism for copying its DNA that’s unknown to science.
C. membranifera …
Article amended on
24 March 2021
We clarified the position the lacking proteins play in DNA replication