题目参与遗传信息的传递和表达的核酸是:A. DNAB. tRNAC. rRNAD. mRNAE. B+C+D参与遗传信息的传递和表达的核酸是:A. DNAB. tRNAC. rRNAD. mRNAE. B+C+D题目解答答案E. B+C+D