Â© 2014 Pearson Education, Inc. The Chemical Reactions in Glycolysis â¢ The first five reactions require an energy investment of two molecules of ATP, which are used to add two phosphate groups to the sugar molecule. â¢ This molecule is split into two sugar phosphates.
Online shopping (sometimes known as e-tail from electronic retail or e-shopping) is a form of electronic commerce which allows consumers to directly buy goods or services from a seller over the Internet using a web browser.nce a particular product has been found on the website of the seller, most online retailers use shopping cart software to allow the consumer to accumulate multiple items and to adjust quantities, like filling a physical shopping cart or basket in a conventional store.
e-commerce (electronic commerce or EC) Share this item with your network: E-commerce (electronic commerce or EC) is the buying and selling of goods and services, or the transmitting of funds or data, over an electronic network, primarily the internet. These business transactions occur either as business-to-business, business-to-consumer, consumer-to-consumer or consumer-to-business. The terms e-commerce and e-business are often used interchangeably. The term e-tail is also sometimes used in reference to transactional processes for online shopping.