Aquaporins are specialized membrane proteins that form water-selective channels, allowing rapid water movement across cell membranes while blocking ions and solutes. Structurally, they consist of six transmembrane α-helices and loop...

In this video, you will learn to make cladograms from the given data. Also, CSIR UGC NET problem is discussed to clear the concept. A cladogram is a diagram used to represent a hypothetical relationship between groups of animals, called...

A complementation test (or cis-trans test) is used to determine whether two recessive mutations causing the same phenotype occur in the same gene or in different genes. In the trans configuration, if the mutations are on different genes,...

Khatchig Mouradian is a lecturer at Columbia University specializing in the Middle East, the Ottoman Empire, and the legacies of genocide. A descendant of Armenian genocide survivors and a child of the Lebanese Civil War, his work is...

Before archeologists can excavate a site, they need to know where to dig. Surveys are the techniques used to find these places. What are the techniques used in archeological survey, as well as the technologies? What is LiDAR and how is...

Explore the diverse landscapes and climates of the United States’ five geographic regions and discover the unique characteristics that define each area.

The European colonization of North America was largely influenced by geography. In the New England, Middle and Southern Colonies, the land and conditions varied. So how did settlers take advantage of their environments to establish the...

What was life like in the Southern Colonies? Explore this region’s unique history, from the founding of Jamestown to their complex social, political and economic legacy.

The 13 British colonies used their diverse regions and resources for trade, leading to prosperity, but ultimately tensions with Britain contributed to the American quest for independence.

The Texas Revolution of 1835-36 saw American settlers rise up against the Mexican government to achieve their independence. The Republic of Texas stood as an independent nation for almost a decade.

The video discusses different ways to segment markets as a marketer. The speaker identifies three main ways - consumer behavior, geography and demographics. The speaker highlights how each of these variables can help to identify similar...

Marketing - Charging for Product Transportation

Ten top researchers provide real-world examples of the relevance of TOK (Theory of Knowledge) concepts in their research. This interdisciplinary TOK Sampler investigates ten different perspectives associated with the process...

Michigan is an incredibly important state in the country due to its history with and current home of the U.S. automobile industry. But while the state today is home to about 10 million Americans, the vast majority of them live almost as...

How did the Fatimids conquer Egypt? A pivotal moment in Islamic History DOCUMENTARY

The video covers events since the founding of Jamestown in 1607 in the English Colony of Virginia and Powhatan Confederacy territory until the Jamestown massacre of 1622.

It shows the ralationship between the Native Americans of the...

The second video covering Anglo-Powhatan wars. In the first one we covered the first Anglo-Powhatan war and the Jamestown massacre, so here we talk about the second and third Anglo-Powhatan wars, relations between the two sides and...

Yucatan, Mexico:"We head to Yucatan, the land where the ancient Mayans flourished to visit its majestic pyramids and discover this ancient civilization."

Is Queen Elizabeth Related to Count Dracula?

Chile is the world's longest and narrowest country. And squished in between the Pacific Ocean and the Andes mountain range is 19.5 million people. But despite being a large (if skinny) country, the vast majority of Chileans live within...

The Great Lakes are a tremendous resource for the United States. In an age of climate change where water is becoming more scarce, the states and surround the Great Lakes are in an enviable position for the future. Despite this, however,...

Much like the United States, Canada's first European settlements began on its east coast. But where many of the US's first settlements would eventually emerge as major population centers such as Boston, New York City, and Philadelphia,...

GRAN SAPOSOA DISCOVERY IN THIS ERA OF SOPHISTICATED TECHNOLOGY AND INTENSE ARCHAEOLOGICAL RESEARCH IT S HARD TO BELIEVE THAT THE EARTH CAN STILL HIDE LOST CIVILISATIONS. BUT IT DOES AND THE THRILL OF DISCOVERY WAS RECENTLY GIVEN TO A...

MOUNT EVEREST REVERED BY ALL WHO SEE IT. EVEREST STANDS 8048 METRES TALL OR 29 THOUSAND AND 29 FEET AND STRADDLES BOTH THE ANCIENT KINGDOMS OF NEPAL AND TIBET. ITS STATUS AS THE ROOF OF THE WORLD HEIGHTENED THE DESIRE OF MANY TO CONQUER...