science

Microgenomates

Microgenomates is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Microgenomates rather than just read about it. In short: The Microgenomatota or Microgenomates are a proposed supergroup of bacterial candidate phyla in the Candidate Phyla Radiation. Organisms from the Microgenomates group have never been cultured in a lab; rather they have only been detected in the environment through genetic sequencing.

Key takeaways

Microgenomates belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Microgenomates to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Microgenomates from memory before moving on to harder problems.

Reference excerpt

The Microgenomatota or Microgenomates are a proposed supergroup of bacterial candidate phyla in the Candidate Phyla Radiation. Organisms from the Microgenomates group have never been cultured in a lab; rather they have only been detected in the environment through genetic sequencing. The Microgenomates group was originally discovered from sequences retrieved from the Yellowstone National Park hot spring "Obsidian Pool" and named OP11. The group was later split into the additional bacterial phyla Absconditabacteria (SR1) and Parcubacteria (OD1) and then into over 11 more bacterial phyla, including Curtisbacteria, Daviesbacteria, Levybacteria, Gottesmanbacteria, Woesebacteria, Amesbacteria, Shapirobacteria, Roizmanbacteria, Beckwithbacteria, Collierbacteria, Pacebacteria.

Phylogeny

Taxonomy The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI). Clade "Candidate Phyla Radiation" group

Phylum Minisyncoccota Nakajima et al. 2025 Clade "Microgenomates" cluster Class "Microgenomatia" Herrmann et al. 2019 Genus "Candidatus Microgenomatus" Rinke et al. 2013 Species "Ca. Microgenomatus auricola" Rinke et al. 2013 Order "Roizmanbacterales" [UBA1406] Family "Laneganaceae" Pallen, Rodriguez-R & Alikhan 2022 [GWC2-37-13] Genus "Roizmanbacterium" Geesink et al. 2020 Order "Chazhemtobacteriales" (sic) Pallen, Rodriguez-R & Alikhan 2022 [UBA1400] Family "Chazhemtonibacteriaceae" Kadnikov et al. 2020 corrig. Oren & Garrity 2022 Genus "Candidatus Chazhemtonibacterium" Kadnikov et al. 2020 corrig. Oren & Garrity 2022 Species "Ca. Chazhemtonibacterium aquaticum" Kadnikov et al. 2020 corrig. Oren & Garrity 2022

References

Worked examples

Example 1 — a first encounter with Microgenomates

Start with the simplest possible case. Write down what Microgenomates claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Microgenomates before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Microgenomates ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Microgenomates

In research: Microgenomates appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Microgenomates in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Microgenomates is common in secondary-school and first-year university syllabi. It links to neighbouring topics Bacteria phyla, Bacteria stubs, Candidatus taxa, so understanding it makes those chapters shorter.
In everyday life: Look for Microgenomates outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Microgenomates in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Microgenomates means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Microgenomates out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Microgenomates in simple terms?

Why does Microgenomates matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Microgenomates?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Microgenomates.