Test: Questions related to folding of DNA
Category: Biology
Description: Concepts regarding the folding of DNA will be clear after answering it.
Keywords: DNA, RNA, nucleosomes
A neucleosome is made up of
Sugar phosphate backbone
A histone octamer
DNA wrapped around a histone octamer
A histone tetramer
The fundamental unit of chromatin is
Repeating, noncoding sequences of DNA.
Histones
Nitrogenous bases
Nucleosomes
Information passes from DNA----------RNA----------protein. Who proposed it?
Watson and Crick
Francis Crick
Jacob and Monod
Mendel
Which of the following represents an order of increasingly higher levels of organization?
looped domain, solenoid fiber, nucleosome
nucleosome, solenoid fiber, looped domain
looped domain, nucleosome, solenoid fiber
nucleosome, looped domain, solenoid fiber.
If a cell were unable to produce histone proteins, which of the following would be expected?
Spindle fibers would not form during prophase
Pseudogenes would be transcribed to compensate for the decreased protein in the cell.
The cell's DNA couldn't be packed into its nucleus.
The amplification of other protein genes would compensate for the lack of histones.
Which of the following is least related to the others?
Nucleosomes
pseudogenes
30 nm chromatin fiber
histones
A neucleosome is made up of
Sugar phosphate backbone
A histone octamer
DNA wrapped around a histone octamer
A histone tetramer
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