are short cigarettes stronger than 100s Opinions on Marlboro Menthols? Smoking my first ever of these right now, usually a Newport guy. : r/Cigarettes How Many Cigarettes in a

Since then, the song has become an enduring standard in a multitude of genres and eras

Edited by: Shopland DR, Burns DM, Hoffmann D, Cummings KM, Amacher RH

Most particles in tobacco smoke are somewhere between 0.1 and 1 microns, although the numbers can vary

The significance of these known smoking-related hypomethylated CpG sites and others remain unclear

When answering Describe one feature of questions, two marks are given to you for: Identify - write a relevant point based on the question topic (1) Describe - add some specific own knowledge about the point you have made (1) Treatment of lung cancer: Science & technology Lung cancer treatments depend on how early a doctor can diagnose the tumour Radiotherapy Uses radiation to shrink large tumours or destroy small tumours Can be administered: From outside the body Through a catheter next to the tumour Chemotherapy Uses strong drugs to kill cancer cells or slow down its growth over several months Chemotherapy can cause severe side effects such as: Extreme sickness Hair loss A higher risk of catching infections Transplants When a lung too damaged from cancer is replaced with a donor lung Sometimes, transplants are not performed as humans only need one lung to survive Genetic research Scientists are beginning to test how individual DNA reacts to different cancer treatments In the future, cancer could be treated with pharmacogenomics This is when treatments are personalised based on someones DNA