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The oldest known organisms are bacteria, specifically ancient forms of archaea and bacteria. These single-celled microorganisms have been found in fossils dating back billions of years, making them some of the earliest life forms on Earth. Archaea and bacteria are two distinct domains of life, with archaea often inhabiting extreme environments and having unique biochemical characteristics compared to bacteria.

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Which of the original 5 kingdoms was divided in two to make the eubacteria and archaebacteria groups used today?

The original kingdom Monera was divided into two separate groups: Eubacteria and Archaebacteria. Eubacteria includes most of the common bacteria we encounter, while Archaebacteria consists of bacteria that live in extreme environments.


What groups in taxonomy have mitochondria?

All but members of the eubacteria and archaebacteria have mitochondria.


Which two groups are the most similar in physical characteristics Archaea and Eubacteria Archaea and viruses Eukarya and Eubacteria Archaea and Eukarya?

Archaea and Eubacteria are the most similar in physical characteristics, as both are prokaryotic organisms lacking a nucleus and membrane-bound organelles. They share similar cellular structures, such as the presence of a cell wall and the ability to reproduce asexually. In contrast, viruses are acellular and do not possess the cellular structures found in Archaea or Eubacteria, while Eukarya have more complex cellular characteristics.


How do eubacteria and archae bacteria differ from organisms in the other kingdoms?

Eubacteria and Archaebacteria, both prokaryotic organisms, differ from those in other kingdoms primarily in their cellular structure and genetics. Eubacteria have a peptidoglycan cell wall and are more commonly found in various environments, while Archaebacteria often thrive in extreme conditions and possess unique membrane lipids and genes that are more similar to eukaryotes. In contrast, organisms in the other kingdoms (such as animals, plants, and fungi) are eukaryotic, characterized by complex cells with a nucleus and membrane-bound organelles. Additionally, the modes of reproduction and metabolic pathways can vary significantly between these groups.


Can proteins be divided into different groups?

Yes, proteins can be divided into different groups based on their structure, function, and source. Common classifications include enzymes, antibodies, structural proteins, transport proteins, and signaling proteins. These groups help to categorize and understand the diverse roles that proteins play in cells and organisms.

Related Questions

What are the three major groups of organisms?

Archaea, Eubacteria, and Eukaryota


Which of the original 5 kingdoms was divided in two to make the eubacteria and archaebacteria groups used today?

The original kingdom Monera was divided into two separate groups: Eubacteria and Archaebacteria. Eubacteria includes most of the common bacteria we encounter, while Archaebacteria consists of bacteria that live in extreme environments.


Which of the original 5 kingdom was divided in two to make the eubacteria and archaebacteria groups used today?

Monera :) Wiki on!


What caused scientists to divide the monera into the eubacteria and archaebacteria?

Kingdom Monera is divided into two groups, called Eubacteria and Archaebacteria. These two groups are both composed of tiny, ancient, single-celled organisms without organelles and generally with cell walls, but they differ greatly from each other in almost every other way. Scientists divided Archaebacteria and Eubacteria into these two groups mainly because of the environments they inhabit. Although Archaebacteriaâ??s name would suggest it is â??olderâ??, it is actually a younger group than Eubacteria, and very little is known about Archaebacteria because these species typically live in very hostile, extreme environments such as in acidic ocean thermal vents and miles below arctic ice sheets. Humans are much more familiar with Eubacteria, since we interact with these species every dayâ??most Eubacteria are completely harmless or beneficial, by way of fixing nitrogen for plant use in photosynthesis and other helpful functions. Archaebacteria differ from Eubacteria mainly in the chemical makeup of their cell walls, which scientists think hold the key to why Archaebacteria can live in such â??extremeâ?? conditions.


What is the the three groups that ocean organisms are divided into?

Cetacea, phylum Arthropoda, phylum Cnidaria


When did scientists realize that archae are different bacteria?

Woese, in 1990, divided the prokaryotes (previously classified as the Kingdom Monera) into two groups, called Eubacteria and Archaebacteria or Archaea.


What are the two major groups of organisms?

The two major groups of organisms are prokaryotes and eukaryotes. Prokaryotes are simple, unicellular organisms that lack a nucleus, while eukaryotes are more complex organisms with cells that contain a nucleus and other membrane-bound organelles.


What are the two major groups that scientists know about Bacteria?

The two groups are, Eubacteria and Archeabacteria.


Groups of organisms that are eubacteria archaebacteria club fungi spore forming fungi important recyclers found in forest soil?

These groups of organisms play important roles in the ecosystem as decomposers. Eubacteria and archaebacteria help break down organic matter and recycle nutrients in the soil. Club fungi and spore-forming fungi also contribute to the decomposition process by breaking down dead plant material and converting it into nutrients that can be used by other organisms in the forest ecosystem.


What is monerans classification?

Monerans are classified as prokaryotes, which means they are single-celled organisms that do not have a membrane-bound nucleus. They are further classified into two distinct groups: Archaebacteria and Eubacteria. Archaebacteria are known for living in extreme environments, while Eubacteria are more commonly found in everyday environments.


Are prokaryotes divided into 2 domains?

Yes prokaryotes have been divided in two domains named Archea and Eubacteria .


What are the 2 groups of bacteria?

Archaebacteria and Eubacteria I think is what you mean.