Genes are made of a chemical called DNA, which is short for 'deoxyribonucleic acid'. The DNA molecule is a double helix: that is, two long, thin strands twisted around each other like a spiral staircase.o, for example, one gene will code for the protein insulin, which is important role in helping your body to control the amount of sugar in your blood. Genes are the basic unit of genetics. Human beings have 20,000 to 25,000 genes. These genes account for only about 3 per cent of our DNA.
I usually get my hair cut in a small-town shop. I tip $2 on a $12 haircut. If I get to hear stories about Vietnam or histrionic political rants, I tip $3, even if I donât agree with the barberâs viewpoints. (I tip because Iâve been entertained.) Sometimes, if I donât have enough cash, I donât leave a anything at all.
Bartenders work for a salary and tips. The salary is between $8 and$10 per hour plus tips in most areas. The hourly salary may be higher or lower depending minimum wage laws. One. Tips. of the most attractive things about bartending is the potential for tips.According to the âCNN Summer Tipping Guide â2009, a patron should tip $1 a drink or 15%-20% of bar bill before tax. Some customers may tip more or less depending on the level of service and the demeanor of the bartender.On a busy shift a bartender can serve several hundred drinks. A good nightâs salary for a busy bartender may be between $300 and 400 in tips and their hourly salary.ne. Tips. of the most attractive things about bartending is the potential for tips. According to the âCNN Summer Tipping Guide â2009, a patron should tip $1 a drink or 15%-20% of bar bill before tax. Some customers may tip more or less depending on the level of service and the demeanor of the bartender.