biology

Skeletonema marinoi

Skeletonema marinoi 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 Skeletonema marinoi rather than just read about it. In short: Skeletonema marinoi is a diatom. Together with S. dohrnii, this species has flattened extremities of the processes of the fultoportulae, which interlock with those of succeeding valves without forming knuckles.

Key takeaways

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

Reference excerpt

Skeletonema marinoi is a diatom. Together with S. dohrnii, this species has flattened extremities of the processes of the fultoportulae, which interlock with those of succeeding valves without forming knuckles. In 2025, a 7,000 year old strain of S. marinoi was resurrected from a core of anoxic Baltic Sea sediment, with cells that were as viable as its modern descendants.

See also Imidazolium Pyridinium Chlorella vulgaris

References

Further reading Vidoudez, C.; Pohnert, G. (2008-07-16). "Growth phase-specific release of polyunsaturated aldehydes by the diatom Skeletonema marinoi". Journal of Plankton Research. 30 (11): 1305–1313. doi:10.1093/plankt/fbn085. ISSN 0142-7873. Latała, Adam; Nędzi, Marcin; Stepnowski, Piotr (2009). "Toxicity of imidazolium and pyridinium based ionic liquids towards algae. Chlorella vulgaris, Oocystis submarina (green algae) and Cyclotella meneghiniana, Skeletonema marinoi (diatoms)". Green Chemistry. 11 (4): 580. doi:10.1039/b821140j. ISSN 1463-9262. Godhe, Anna; McQuoid, Melissa R.; Karunasagar, Indrani; Karunasagar, Iddya; Rehnstam-Holm, Ann-Sofi (2006). "Comparison of Three Common Molecular Tools for Distinguishing Among Geographically Separated Clones of the Diatom Skeletonema Marinoi Sarno et Zingone (Bacillariophyceae)1". Journal of Phycology. 42 (2): 280–291. doi:10.1111/j.1529-8817.2006.00197.x. ISSN 0022-3646. S2CID 84890364.

External links "Skeletonema marinoi". The Encyclopedia of Life. AlgaeBase

Worked examples

Example 1 — a first encounter with Skeletonema marinoi

Start with the simplest possible case. Write down what Skeletonema marinoi 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 Skeletonema marinoi 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 Skeletonema marinoi 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 Skeletonema marinoi

In research: Skeletonema marinoi 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 Skeletonema marinoi 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: Skeletonema marinoi is common in secondary-school and first-year university syllabi. It links to neighbouring topics Diatom species, Diatom stubs, Protists described in 2005, so understanding it makes those chapters shorter.
In everyday life: Look for Skeletonema marinoi 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 Skeletonema marinoi in 20 minutes

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

Frequently asked questions

What is Skeletonema marinoi in simple terms?

Why does Skeletonema marinoi 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 Skeletonema marinoi?

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 Skeletonema marinoi.