biology

Tomato mottle mosaic virus

Tomato mottle mosaic virus is a biology 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 Tomato mottle mosaic virus rather than just read about it. In short: Tomato mottle mosaic virus is a Tobamovirus which infects Solanum lycopersicum. First detected in Mexico in 2013 from S. lycopersicum samples taken in 2009, ToMMV has since been found worldwide.

Key takeaways

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

Reference excerpt

Tomato mottle mosaic virus is a Tobamovirus which infects Solanum lycopersicum. First detected in Mexico in 2013 from S. lycopersicum samples taken in 2009, ToMMV has since been found worldwide. In 2014, some S. lycopersicum samples from Florida in 2010 and 2012 and a Nicotiana tabacum 'Xanthi nc' sample were retested using an assay that distinguishes ToMMV from other Tobamoviruses, especially the closely related (and initially suspected) Tomato mosaic virus and Tobacco mosaic virus. These samples tested positive for ToMMV, indicating that the virus was widespread and had been for several years prior to when it was recognized.

Geographic distribution United States California, Florida, New York State, South Carolina Australia Brazil São Paulo China Gansu, Hainan, Hunan, Liaoning, Inner Mongolia, Shaanxi, the Tibet Autonomous Region, Yunnan Czech Republic in 2020 Israel in 2014 Iran Mexico Spain

References

External links "Taxonomy history: Tomato mottle mosaic virus". ICTV. Retrieved 2020-12-03.

Worked examples

Example 1 — a first encounter with Tomato mottle mosaic virus

Start with the simplest possible case. Write down what Tomato mottle mosaic virus claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, 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 Tomato mottle mosaic virus 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 Tomato mottle mosaic virus 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 Tomato mottle mosaic virus

In research: Tomato mottle mosaic virus appears in biology 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 Tomato mottle mosaic virus 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: Tomato mottle mosaic virus is common in secondary-school and first-year university syllabi. It links to neighbouring topics Tobamovirus, Viral plant disease stubs, Viral plant pathogens and diseases, so understanding it makes those chapters shorter.
In everyday life: Look for Tomato mottle mosaic virus 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 Tomato mottle mosaic virus in 20 minutes

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

Frequently asked questions

What is Tomato mottle mosaic virus in simple terms?

Tomato mottle mosaic virus is a Tobamovirus which infects Solanum lycopersicum. First detected in Mexico in 2013 from S. lycopersicum samples taken in 2009, ToMMV has since been found worldwide.

Why does Tomato mottle mosaic virus matter?

Because it connects several biology 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 Tomato mottle mosaic virus?

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 Tomato mottle mosaic virus.