A gene is the DNA sequence encoding proteins ().
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The genome of the virus can be:____
A. dsDNA
B. ssDNA
C. dsRNA
D. ssRNA
Which of the following statement is the characteristic of prokaryotic genome:____
A. Contains multiple DNA replication origins.
B. Single chromosome, always circular.
Chromosomal DNA is always fixed to binding proteins. 染色体DNA和蛋白质固定地结合
D. Consists of numerous non-coding sequences.
Which of the following is NOT the focus of human structural genomics:____
A. Genetic map
B. Transcription map
C. Physical map
D. Analysis of gene function
Which of the following is NOT the characteristic of eukaryotic genome:____
A. The genome of eukaryotes is much bigger than that of prokaryotes, with multiple replication origins, and the length of each replica is smaller in eukaryotes.
B. Somatic cell is usually the diploid cell with two copies of homologous genome.
C. The number of coding region is more than non-coding region.
D. The eukaryotic genes are usually discontinuous split genes consisting of exons and introns.
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