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【多选题】
再生障碍性贫血主要临床表现包括A.
发热、贫血、出血倾向
B.
不同程度的感染表现
C.
脾脏肿大
D.
淋巴结不肿大
E.
肝肿大
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知识点：
皮皮学刷刷变学霸
举一反三
【判断题】In 1961, it was discovered that the sequence of nucleotides in an mRNA molecule is read consecutively in groups of three. Each group of three consecutive nucleotides in RNA is called a codon, and each...
A.
正确
B.
错误
【判断题】One genetic codon only encodes for one amino acid, and each amino acid is specified by one codon.
A.
正确
B.
错误
【简答题】终止密码子(termination codon)
【单选题】[Single-choice question] In protein synthesis, to translate each genetic codon on mRNA into each amino acid in proteins. Each genetic codon is a set of____continuous nucleotides on mRNA.
A.
one
B.
two
C.
three
D.
four
【简答题】起始密码子(iniation codon)
【简答题】Chinese selves are less egocentric but more ______________.
【简答题】净现值指的是投资项目所引起的未来的现金流入的现值与现金流出的现值的之()
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