Turinys Įvadas 4 1. Alkaloidų istorija 4 2. Alkaloidų fizinės ir cheminės savybės 5 3. Alkaloidai augalų pasaulyje 5 4. Alkaloidų turinčių žaliavų suskirstymas 6 5. Augalai turintys aciklinių grupės alkaloidų 6 6. Augalai turintys pirolizidino grupės alkaloidų 7 7. Augalai turintys piridi
Americans take tipping more seriously than any other nationality. and of all Americans , no one takes tipping as seriously as hotel bellboys do. tip your bellboy generously , and you_ll have the perfect holiday.Dont tipp him, and you”ll have the worst holiday of your life!
The city of Washington, the capital of the United States of America is located in the District of Columbia (DC for short) Many people consider Washington DC to be one of the most beatiful cities in the world. It is filled with many parks, wide streets and impressive
The English people like animals very much. Pet: dogs, cats, horses, ducks, canaries, chickens and other friends of men have a much better life in Britain, than anywhere else. In Britain they have special dog shops, selling food, clothes and other things for dogs. There are dog hair
Thomas Jefferson one of the American President of the past was born in Virginia in 1743. When he was 14 years old, his father died and the young boy was left to choose for himself what to do. Jefferson studied literature and languages. He also studied to be a lawyer, and later he wrote
There are many customs and traditions in England. And I would like to tell you some of them. First tradition is called „Wrong side of the bed” When people are bad tempered we say that they must have got out of bed on the wrong side. Originally, it was meant quiet literally. People
Never before in the history of the world have businessmen traveled so much as they do today. It is not surprising because we are living in a world of growing international trade and expanding economic and technical cooperation. Fascinating though it is for tourist travelling, however,
The United States of America is a federal republic consisting of 50 states. Each of which has its own goverment („state goverment”). In some ways the United States is like 50 small countries. Each state has its own governor, its own police and its own laws. The present cons
The British Parliament is the oldest in the world. It originated in th 12th century as Witenagemot, the body of wise councellers whom the King needed to consult pursuing his policy. The British Parliament consists of the House of Lords and the House of Commons and the Queen as its h
ISTORIJA Pagal paplitimą mūsų planetoje natris užima šeštąją vietą tarp visų elementų. Todėl nė kiek nenuostabu, kad su natrio junginiais mūsų protėviai susipažino labai seniai. Pitekantropui natrio chloridas buvo būtinas lygiai tiek pat, kaip ir šiuolaikiniam žmogui. Naujajame Testamente minim