science

Geobacillus thermoglucosidasius

Geobacillus thermoglucosidasius 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 Geobacillus thermoglucosidasius rather than just read about it. In short: Geobacillus thermoglucosidasius is a thermophilic gram-positive bacterium, and a member of the Bacillota phylum. It was first isolated from soil in Japan in 1983.

Key takeaways

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

Reference excerpt

Geobacillus thermoglucosidasius is a thermophilic gram-positive bacterium, and a member of the Bacillota phylum. It was first isolated from soil in Japan in 1983. The species name thermoglucosidasius comes from the words therme denoting heat, and glucosidasius denoting starch-hydrolyzing glucosidase activity.

Biology and biochemistry G. thermoglucosidasius is gram-positive (bacterium that retains Crystal violet dye during gram-staining) and facultatively anaerobic(produces ATP by aerobic respiration if oxygen is present, but capable of switching to fermentation or anaerobic respiration if oxygen is absent). G. thermoglucosidasius is classified as a thermophile as optimal growth occurs at 60 °C (140 °F), although strains have demonstrated ability to grow at temperatures between 37 °C (98.6 °F) and 68 °C (154.4 °F). Their rod-shaped cells are less than 3.0 micrometers (μm) long and less than 0.9 μm in diameter. Under a microscope, the cells are observed to occur either singly or in short chains, while possessing peritrichous fagella for motility or appearing non-motile. Vegetative G. thermoglucosidasius sporulates, producing one endospore per cell located terminally or subterminally in slightly swollen or non-swollen sporangia. It can live on a wide variety of substrates. G. thermoglucosidasius uses mixed-acid fermentation in anaerobic conditions, producing lactate, succinate, formate, ethanol, acetate and carbon dioxide. Growth can be driven by aerobic or anaerobic respiration, using a large variety of redox pairs.

Taxonomy Prior to 1997, G. thermoglucosidasius was categorized into the genus Bacillus in Group 5, a phenotypically and phylogenetically coherent group of thermophilic bacilli displaying very high similarity among their 16S rRNA sequences. However, on the basis of physiological characteristics, fatty acid analysis, DNA hybridization studies and 16S rRNA gene sequence analysis, Nazina et al. proposed the creation of the genus Geobacillus to contain B. thermoglucosidasius, B. stearothermophilus (type species), B. thermoleovorans, B. thermocatenulatus, B. kaustophilus, and B. thermodenitricans. The type strain of G. thermoglucosidasius was subsequently chosen as strain DSM....

Genome To date, three completed public genome sequences are accessible. ...

Metabolism Most thermoglucosidasius strains have hydrolytic activity to starch, gelatin, and pullulan, as well as producing acid from adonitol, cellobiose, inositol, and D-xylitol. Colonies are offwhite and mucoid.

Use in Biotechnology G. thermoglucosidasius is the source of the enzyme BtgZI, a type IIS Restriction enzyme used in Golden Gate Cloning.

References

External links Type strain of Geobacillus thermoglucosidasius at BacDive - the Bacterial Diversity Metadatabase

Illustrations

Worked examples

Example 1 — a first encounter with Geobacillus thermoglucosidasius

Start with the simplest possible case. Write down what Geobacillus thermoglucosidasius 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 Geobacillus thermoglucosidasius 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 Geobacillus thermoglucosidasius 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 Geobacillus thermoglucosidasius

In research: Geobacillus thermoglucosidasius 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 Geobacillus thermoglucosidasius 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: Geobacillus thermoglucosidasius is common in secondary-school and first-year university syllabi. It links to neighbouring topics Bacillaceae, Thermophiles, so understanding it makes those chapters shorter.
In everyday life: Look for Geobacillus thermoglucosidasius 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 Geobacillus thermoglucosidasius in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Geobacillus thermoglucosidasius 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 Geobacillus thermoglucosidasius out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Geobacillus thermoglucosidasius in simple terms?

Geobacillus thermoglucosidasius is a thermophilic gram-positive bacterium, and a member of the Bacillota phylum. It was first isolated from soil in Japan in 1983.

Why does Geobacillus thermoglucosidasius 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 Geobacillus thermoglucosidasius?

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 Geobacillus thermoglucosidasius.