AAAT

常見例句

Before 1985, the periodical phenomenon of AAAT changes in different years was apparent, and the periodicity was about 7-8 years.
引起年平均氣溫上陞的主要原因是溼季氣溫的明顯上陞，這與溼季多雲(yún)、空氣溼度大和空氣中菸塵含量增加等多方麪因素的積加作用有關(guān)。
Meanwhile,the A-rich repeats are predominant in each type of SSRs,such as A,AT,AG,AC,AAT,AAG,AAC,AAAT,AAAG,AAAAG,AAAAT,AATAT,AAAAAG and AAAAAT repeats,whereas G-rich repeats are rare in the coding regions.
同時(shí) ,在各種SSRs重複單元中 ,富含A堿基的重複單元佔(zhàn)據(jù)優(yōu)勢(shì)地位 ,如 :A、AT、AG、AC、AAT、AAG、AAC、AAAT、AAAG、AAAAG、AAAAT、AATAT、AAAAAG和AAAAAT重複基序 ,而富含G堿基的重複單元在基因編碼區(qū)中含量較低。