Category Advices

The 3 Types of RNA and Their Functions
Advices

The 3 Types of RNA and Their Functions

One common homework and test question asks students to name the three types of RNA and list their functions. There are several types of ribonucleic acid, or RNA, but most RNA falls into one of three categories. mRNA or Messenger RNA mRNA transcribes the genetic code from DNA into a form that can be read and used to make proteins.

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Ocean Waves: Energy, Movement, and the Coast

Waves are the forward movement of the ocean's water due to the oscillation of water particles by the frictional drag of wind over the water's surface. Size of a Wave Waves have crests (the peak of the wave) and troughs (the lowest point on the wave). The wavelength, or horizontal size of the wave, is determined by the horizontal distance between two crests or two troughs.
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Briggs-Rauscher Oscillating Color Change Reaction

The Briggs-Rauscher reaction, also known as 'the oscillating clock', is one of the most common demonstrations of a chemical oscillator reaction. The reaction begins when three colorless solutions are mixed together. The color of the resulting mixture will oscillate between clear, amber, and deep blue for about 3-5 minutes.
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The Four Seasons in Spanish

Most of the Spanish-speaking world talks about four seasons of the year ( estaciones del año ), just as in English: el invierno - winter la primavera - spring el verano - summer (Another word for summer, el estío , has mostly literary use.) el otoño - autumn or fall Key Takeaways: The Seasons in Spanish The names of the four seasons are typically used with definite articles in Spanish.
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The Chemistry of How Borax Works as a Cleaner (Sodium Borate)

Borax (also known as sodium borate decahydrate; sodium pyroborate; birax; sodium tetraborate decahydrate; sodium biborate) is a natural mineral compound (Na 2 B 4 O 7 • 10H 2 O). It was discovered over 4,000 years ago. Borax is usually found deep within the ground, although it has been mined near the surface in Death Valley, California since the 1800s.
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The Study of Suicide by Emile Durkheim

"Le Suicide" by French founding sociologist Émile Durkheim is a classic text in sociology that is widely taught to psychology students. Published in 1897, the book was the first to present a sociological study of suicide, and its conclusion that suicide can have origins in social causes rather than just being due to individual temperament, was groundbreaking at the time.
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Alice Duer Miller-Inspired Anti-Suffragist Reasons

Alice Duer Miller, a writer and poet, wrote a column in the early 20th century for the New York Tribune called "Are Women People?" In this column, she satirized the ideas of the anti-suffrage movement, as a way of promoting women's suffrage. These were published in 1915 in a book by the same name. In this column, she sums up reasons given by the anti-suffrage forces arguing against the women's vote.
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Delphinidae

Delphinidae is the family of animals commonly known as the dolphins. This is the largest family of cetaceans.Members of this family are commonly called dolphins or delphinids. The Family Delphinidae includes such recognizable species as the bottlenose dolphin, the killer whale (orca), the Atlantic white-sided dolphin, Pacific white-sided dolphin, spinner dolphin, common dolphin, and pilot whales.
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History and Geography of the Florida Keys

The Florida Keys are a series of islands extending from the southeastern tip of Florida. They begin about 15 miles (24 kilometers) south of Miami and extend out toward the southwest and then west toward the Gulf of Mexico and the uninhabited Dry Tortugas islands. Most of the islands making up the Florida Keys are within the Florida Straits, a body of water located between the Gulf of Mexico and the Atlantic Ocean.
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Ida Tarbell: Muckraking Journalist, Critic of Corporate Power

Ida Tarbell was known as a muckraking journalist, famous for her exposés of corporate America, especially Standard Oil. and for biographies of Abraham Lincoln. She lived from November 5, 1857, to January 6, 1944. Early Life Originally from Pennsylvania, where her father made his fortune in the oil boom and then lost his business due to Rockefeller's monopoly on oil, Ida Tarbell read widely in her childhood.
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Ida B. Wells-Barnett

Ida B. Wells-Barnett, known for much of her public career as Ida B. Wells, was an anti-lynching activist, a muckraking journalist, a lecturer, and a militant activist for racial justice. She lived from July 16, 1862 to March 25, 1931. Born into slavery, Wells-Barnett went to work as a teacher when she had to support her family after her parents died in an epidemic.
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Where Is Spanish Spoken?

Spanish is one of the world's most important languages: It is spoken by more than a half-billion people, making it one of the world's most widely spoken languages, according to Ethnologue: Languages of the World . Although Spanish had its origins as a variation of Latin in the Iberian Peninsula, it is now used most extensively in the Americas.
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'Death of a Salesman' Characters

The characters of Death of a Salesman consist of the Loman family, comprised of Willy, Linda, Biff and Happy; their neighbor Charley and his successful son Bernard; Willy's employer Howard Wagner; and the “Woman in Boston,” with whom Willy had an affair. They are all urban dwellers save for Ben, Willy's brother, who lives in "the jungle.
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'The Crucible' Characters

Most of the characters from The Crucible, which include townspeople from Salem, judges, and reverends, existed in historical accounts of the 1692 trials. With the exception of Abigail, a manipulator, their goodness and wickedness is measured based on how little or how much they abide by the dogmas imposed in their community.
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'The Alchemist' Themes

Disguised as a fable or a hero's journey, Paulo Coelho's The Alchemist reflects a pantheistic worldview where all things-from humans to kernels of sand-share the same spiritual essence. Themes Personal Legend Each individual has a Personal Legend, which, according to the lore of The Alchemist, is the only means by which to achieve a satisfying life.
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Barley (Hordeum vulgare) - The History of its Domestication

Barley ( Hordeum vulgare ssp. vulgare ) was one of the first and earliest crops domesticated by humans. Currently, archaeological and genetic evidence indicates barley is a mosaic crop, developed from several populations in at least five regions: Mesopotamia, the northern and southern Levant, the Syrian desert and, 900-1,800 miles (1,500-3,000 kilometers) to the east, in the vast Tibetan Plateau.
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The Assassination of Archduke Franz Ferdinand, 1914

The assassination of an Austrian Archduke was the trigger for World War I, yet things were so nearly different. His death set off a chain reaction, as mutual defense alliances mobilized a list of countries, including Russia, Serbia, France, Austria-Hungary, and Germany, to declare war. An Unpopular Archduke and an Unpopular Day In 1914 Archduke Franz Ferdinand was heir to both the Habsburg throne and the Austro-Hungarian Empire.
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10 Tips for Finding the Right Words

Finding the right word was a lifelong quest for French novelist Gustave Flaubert: Whatever you want to say, there is only one word that will express it, one verb to make it move, one adjective to qualify it. You must seek that word, that verb, that adjective, and never be satisfied with approximations, never resort to tricks, even clever ones, or to verbal pirouettes to escape the difficulty.
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How to Make Chemical Piranha Solution

Chemical piranha solution or piranha etch is a mixture of a strong acid or base with peroxide, mainly used to remove organic residue from glass and other surfaces. It's a useful solution, but hazardous to make, use, and dispose of, so if you need to prepare this chemical, read over the precautions and disposal advice before you get started.
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