RNA is one of the most essential biopolymers in cells.According to the central dogma,messenger RNAs(mRNAs)transmit genetic information from DNA to proteins through a complex process,facilitated by key non-coding RNAs(...
教学过程一、Lead-in(略)二、Pre-reading(阅读前)1.T:That's great!Now I have a question for you.Have you ever been to the Safari Park?Ss:Yes/No.(学生根据自身实际情况回答)T:Wonderful!So,sha1ll we go to the Safari Park and...
During his tour of Africa in March 2013,Chinese President Xi Jinping shared a heartwarming story about a Chinese couple at the Julius Nyerere International Convention Centre in Tanzania.The story exemplified the stron...
Animal welfare is important in zoos to maintain the physical well-being and psychological health of individuals. An animal is considered to have welfare if it has good nutrition and also expresses its innate behavior,...