science

Georg Fresenius

Georg Fresenius 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 Georg Fresenius rather than just read about it. In short: Johann Baptist Georg Wolfgang Fresenius (25 September 1808 – 1 December 1866) was a German medical doctor and botanist, known for his work in the field of phycology. He was a native of Frankfurt am Main.

Key takeaways

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

Reference excerpt

Johann Baptist Georg Wolfgang Fresenius (25 September 1808 – 1 December 1866) was a German medical doctor and botanist, known for his work in the field of phycology. He was a native of Frankfurt am Main. He studied medicine at the Universities of Heidelberg, Würzburg and Giessen, earning his doctorate at the latter institution in 1829. Afterwards he settled in Frankfurt am Main, where he worked as a general practitioner of medicine while maintaining an active interest in botany. As a student in Heidelberg and afterwards, he studied botany with his friend George Engelmann (1809-1884), who later became a renowned German-American botanist. From 1831 Fresenius was curator of the Senckenberg herbarium and a teacher at the Senckenberg Research Institute (Forschungsinstitut Senckenberg). With his student Anton de Bary (1831–1888), he conducted microscopic investigations of algae and fungi. He died in Frankfurt on 1 December 1866 at the age of 58. The plant genus Fresenia from the family Asteraceae is named after him.

Selected writings Grundriss der Botanik, zum Gebrauche bei seinen Vorlesungen, 1840 - Outline of botany, etc. Beiträge zur mykologie, 1850 - Contributions to mycology. Beiträge zur Kenntniss mikroskopischer Organismen, 1856 - Contributions to the understanding of microscopic organisms. Cordiaceae, Heliotropieae, Borragineae, 1857 - Cordiaceae, Heliotropioideae, Boraginaceae.

References This article is based on a translation of the equivalent article from the German Wikipedia, listed as an entry @ Allgemeine Deutsche Biographie.

Worked examples

Example 1 — a first encounter with Georg Fresenius

Start with the simplest possible case. Write down what Georg Fresenius 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 Georg Fresenius 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 Georg Fresenius 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 Georg Fresenius

In research: Georg Fresenius 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 Georg Fresenius 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: Georg Fresenius is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1808 births, 1866 deaths, 19th-century German botanists, so understanding it makes those chapters shorter.
In everyday life: Look for Georg Fresenius 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 Georg Fresenius in 20 minutes

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

Frequently asked questions

What is Georg Fresenius in simple terms?

Why does Georg Fresenius 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 Georg Fresenius?

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 Georg Fresenius.