【单选题】受体菌直接摄取供体菌游离 DNA 而获得新性状的过程称为 ?
【简答题】Bill Gates made much great __a________ in computer.
【简答题】阅读理解。 As a computer exhibition Bill gates reportedly compared the computer industry with the auto industry and stated: 'If GM had kept up with technology like computer industry has, we would all be dr...
【单选题】受体菌直接摄取供体菌游离的DNA而获得新性状的过程称为
【单选题】Eric plays computer games .