Shops that use barcode readers may generate receipts with a barcode of the receipt identification number, that enables a salesperson to scan the barcode and quickly retrieve the details of the original transaction, for example if a customer seeks to return or exchange goods or there is some other query.
Both ovaries do not release mature eggs at the same time. Only one egg is, suppose, to be released each month by one of the ovaries, not both. If both ovaries release two matuâ¦re eggs and they are then fertilized, fraternal twins will be conceived.
Throughout her reproductive life, from puberty until menopause, about 400 follicles will attain ovulation with an estimated 250,000 follicles lost by atresia at a rate of about 1,000 follicles per month. Of these thousand eggs, only about 20 mature each month and only one of those is released.