biology

Jaltomata

Jaltomata 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 Jaltomata rather than just read about it. In short: Jaltomata is a genus of plants in the family Solanaceae. According to molecular phylogenies, Jaltomata is the sister genus to Solanum, which includes tomato, potato, and eggplant.

Key takeaways

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

Reference excerpt

Jaltomata is a genus of plants in the family Solanaceae. According to molecular phylogenies, Jaltomata is the sister genus to Solanum, which includes tomato, potato, and eggplant. Jaltomata has a neotropical distribution, in that species occur from the United States southwest through Latin America, and into the Andean region of South America. Species encompass a wide range of vegetative and reproductive trait variation, including growth habit (trailing herbs, erect herbs, and woody shrubs), floral size, shape and color, as well as fruit size and color. The fruits of some of the species are eaten by humans in Latin and South America. Depending on the species, fruits may be red, green, orange, or dark purple.

Etymology The name comes from xāltomatl, lit. "sand tomato", the Nahuatl (Aztec) name for the species Jaltomata procumbens (earlier Saracha jaltomata). The Nahuatl X is pronounced like an English SH, but when borrowed into Mexican Spanish and spelled J, the pronunciation is like an English H. Both Mexican and US American botanists pronounce the J this way.

Species Currently accepted species:

References

Illustrations

Worked examples

Example 1 — a first encounter with Jaltomata

Start with the simplest possible case. Write down what Jaltomata 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 Jaltomata 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 Jaltomata 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 Jaltomata

In research: Jaltomata 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 Jaltomata 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: Jaltomata is common in secondary-school and first-year university syllabi. It links to neighbouring topics Edible plants, Jaltomata, Solanaceae genera, so understanding it makes those chapters shorter.
In everyday life: Look for Jaltomata 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.

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Jaltomata in 20 minutes

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

Frequently asked questions

What is Jaltomata in simple terms?

Jaltomata is a genus of plants in the family Solanaceae. According to molecular phylogenies, Jaltomata is the sister genus to Solanum, which includes tomato, potato, and eggplant.

Why does Jaltomata 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 Jaltomata?

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 Jaltomata.