supported by the funds from Natural Science Foundation of Hebei Province(C2022402017).
DNA barcoding has been extensively used for species identification.However,species identification of mixed samples or degraded DNA is limited by current DNA barcoding methods.In this study,we use plant species in Jugl...
Composition has always been a difficult problem in primary school Chinese teaching, and now it is also the key teaching project of primary school and high school Chinese classroom. However, the problem of "afraid of w...
第一课时Section A(1a—2d)根据首字母填写单词1.He couldn’t speak English and kept s______during the visit.2.I started to go to p______school when I was 5 years old.3.Jerry is so hard-working that he gets good s______ne...