2022_심화영어

A Topic Preview eady to Read R 1 . Answer the following questions. 2 . Listen to the conversation and answer the questions. (1) What is the main topic of the conversation? How to live a healthier life The definition of telomeres and their functions The different number of telomeres in animals (2) Match the descriptions with the proper picture of telomeres according to the conversation. (3) Listen again and fill in the blanks. short long old young • How long do you want to live? • Have you ever thought about why all living things must die? • Do you know what determines the lifespan of a person or animal? - Every in your body has 23 pairs of chromosomes, for a total of 46. - Telomeres are a yardstick for measuring human at the cellular level. - Telomere shortness has been linked to chronic conditions such as diabetes, cardiovascular diseases, lung diseases, and certain . 44 Lesson 2