Which
of following can cause the great variation of influenza virus and
wide epidemic:
A: gene
reassortment
B: gene recombination
C: transduction
D: transformation
E: conjunction
of following can cause the great variation of influenza virus and
wide epidemic:
A: gene
reassortment
B: gene recombination
C: transduction
D: transformation
E: conjunction
举一反三
- Which<br/>of following can cause the great variation of influenza virus and<br/>wide epidemic:() A: gene<br/>reassortment B: gene<br/>recombination C: transduction D: transformation E: conjunction
- Which<br/>one of the following is the reason of pandemic<br/>flu<br/>() A: virus<br/>has strong virulence <br/>(B)HA<br/>of Influenza B: virus<br/>easily produce variation, and people lack of immunity <br/>(C)<br/>NA of Influenza C: virus<br/>easily produces variation, and people lack of immunity<br/>(D)<br/>Influenza D: virus<br/>develops new subtype virus, and people lack of immunity
- Which is not the mechanisms of horizontal gene transfer ( ) 以下哪一个选项不是水平基因转移的机制? A: transformation <br/>转化 B: Replication<br/>复制 C: transduction <br/>转导 D: conjugation <br/>接合
- Which of the following is correct about the gene chip? A: It can simultaneously analyze the variation of multiple genes. B: Microarray sample density is very small. C: It can be used to study the expression of multiple genes. D: It is mainly used for the analysis of single gene structural variation.
- Which<br/>of the following symptoms is not typical of influenza() A: Fever B: Muscular<br/>aches C: Malaise D: Dry<br/>cough E: Rash