Which is included in a chromatosome:____
A. Histone core octamer
B. H1
C. 55bp linker DNA
D. 146bp DNA
E. 166bp DNA
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Which of the following histones are highly conserved:____
A. H1
B. H2A
C. H3
D. H4
The differences of prokaryotic genome compared to eukaryotic genome are:____
A. It contains several DNA replication origins.
B. Single chromosome and always circular.
Chromosomal DNA is not connected with histone to form nucleosome.
D. It contains numerous non-coding sequences.
In the modification of histone, Bromo domain can recognize:____
A. The acetylation site of histone.
B. The methylation site of histone.
C. The histone terminal that are not modified.
D. Non-histone.
What’s the following is correct about the loop model:____
A. It is formed by the further folding of 10nm solenoidal fiber.
B. The central axis of loop model consists of non-histones.
C. 16 loops are connected with non-histone and radially arranged in a plane, which forms a micro-strip.
D. About 108 micro-strips are included in a chromatid.
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