The loss of a DNA base causes an abasic site Hydrolysis of the deoxyribose Cl'–base linkage results in the complete loss of a purine or pyrimidine base, resulting in what is called an abasic site, an event with obvious genetic consequences. This hydrolysis reaction is much more likely to occur at purine bases, resulting in depurination of the DNA (Table 3a<
Spiders Alive! Opens July 28
Discover some of the most versatile animals on the planet in SPIDERS ALIVE!, a new immersive exhibition opening at the American Museum of Natural History on July 28, 2012.
In SPIDERS ALIVE!, you'll have the chance to examine spiders' anatomy, behavior, silk, and venom as you encounter live spiders representing some 20 different species. See the goliath bird eater, one of the largest spiders in the world; the fishing spider, which senses prey by resting its front legs on the surface of the water
What are Molecules?
Molecules are made up of two or more atoms, such as hydrogen and oxygen to make water, or sodium and chloride to make salt. Discover how molecules are formed with important facts from a science teacher
Who Invented Subtraction?
Subtraction was invented in the same way as addition and
counting, in that it has always existed. In this video learn from a mathematics instructor who invented subtraction. (01:22)
Embryology of the Head and Neck - Chapter 4: Histologic aspects of Tooth Development
Diagrammatic representation of the development of the head and neck region for undergraduate students, particularly Oral Biology. The module is available through the African Health OER Network at: http://www.oerafrica.org/healthoer/.
Any medical information in this material is intended to inform and educate and is not a tool for self-diagnosis or a replacement for medical evaluation, advice, diagnosis or treatment by a healthcare professional. Please speak to your physician if you have question
Imagen del espacio p?blico e imagen digital (Image of the public space and digital image)
This paper refers to the concept, image and meaning of the public space in media size cities. The premise is the displacement of the social comprehension and valuation of the public due to economical, political and cultural features of contemporary. The concept of public understood as an adjective of urban space moves to the public as a substantive that refers to a general condition of life in city. Digital image and its informational manipulation are the main resources for processing the public
Acknowledgements Except for third party materials and otherwise stated (see terms and conditions), this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
LD_Peter's_story
LD_Peter's_story
The Game
jordan fisher
A brief understanding of "The Game" in the dating world and how to properly understand and play it
Some Rights Reserved
"Emerging Markets" on the Internet
Vili Lehdonvirta discusses emerging markets on the Internet.
Lagarde: no need to "panic" on Ukriane aid
Panicking about financial aid to Ukraine or blindly guessing how much aid will be needed is unnecessary, warns IMF Chief Christine Lagarde, while Germany's foreign minister urges all partners, including Russia, to prepare to help. Conway G. Gittens reports.
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مرØبا إلى بيتي Catholic Mass - 1/26/14 - 3rd Sunday of Ordinary Time How to Plug in to the Microsoft Sales Machine Are you perplexed by the way Microsoft markets and sells into the enterprise and small- and medium-business account segments? Do you want to know how you can leverage Microsoft's massive global sales force to sell your commercial business software? Have you been left wondering why no one in the Microsoft sales organization responds to your emails? In this Webinar, you'll learn how Microsoft segments its customers and how partners map to that segmentations. You'll also learn how Mi Comparing Worlds: Climate Catastrophes in the Solar System English Vocabulary-Lesson 2-Easy Idioms That Mean Easy Catholic Mass - 5/18/14 - 5th Sunday of Easter Barney's "Twinkle, Twinkle, Little Star" Song Swedish royal baby born in New York hospital Virtual Maths, Shapes, Space and Measure, Sine, Cosine, Tangent, and Theta
Video link (see supported sites below). Please use the original link, not the shortcut, e.g. www.youtube.com/watch?v=abcde
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Dr. David Grinspoon (Denver Museum of Nature and Science)
Take an entertaining and enlightening journey with an astronomer and popular author through the history of our solar system, discovering runaway greenhouses and snowball planets. Compare the evolution of Venus, Earth, and Mars over the years. And learn how studying the evolution of other planets can help us understand and predict climate change on Earth. (01:37:58)
The vocabulary in this video is designed for the advanced English language learner. Lesson 2 topic: Idioms and sayings that mean "easy". "do it with your eyes closed", "this isn't rocket science", and "child's play" The video is done with a narrator giving some examples. Not much depth. (3:22).
Catholic Mass - 5/18/14 - 5th Sunday of Easter
Camp out with Barney and all his friends as they sing the classic nursery rhyme "Twinkle, Twinkle, Little Star". This is a great resource for the early childhood classroom. (01:28)
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Sweden's Princess Madeleine gives birth to a healthy baby girl in a New York hospital, her husband Christopher O'Neill announced. Rough Cut (no reporter narration).
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Reuters tells the world's stories like no one else. As the largest international multimedia news provider, Reuters provides coverage around the globe and across topics including business, financial, national, and international news. F
Interactive tool demonstrating formulae for sine, cosine, and tangent with Theta
