That should make it more clear . Its the same thing . Both seta and cheta or chaete means bristles. I think the term can be used interchangeably.
Answer: they DO NOT have a nucleus, the don’t have a nuclear membrane. They DO have DNA, nuclear material, a cell membrane. Prokaryotes are less advanced than eukaryotes.
Explanation:
There are 3 main factors: reduced sediment flow from the Mississippi, subsidence, and sea-level rise
Mediante la fotosíntesis, las plantas transforman el CO2 atmosférico, o del agua, en materia orgánica (carbohidratos, lípidos, proteínas y ácidos nucleicos), de la que se alimentan los seres vivos a través de las cadenas alimentarias, donde pasa a formar parte del cuerpo de estos seres vivos.