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Where is the genetic information stored in mice?
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11. Cell Division
Organization of DNA in the Cell
Scelta multipla
How are DNA molecules organized and stored within the nucleus of a eukaryotic cell?
A
As single-stranded RNA molecules
B
As double-stranded DNA without any associated proteins
C
As linear chromosomes wrapped around histone proteins
D
As circular plasmids floating freely in the nucleoplasm
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Understand that DNA in eukaryotic cells is organized into structures called chromosomes, which are located in the nucleus.
Recognize that eukaryotic DNA is double-stranded and linear, as opposed to the circular DNA found in prokaryotes.
Learn that DNA in eukaryotic cells is not naked; it is associated with proteins called histones, which help in packaging the DNA.
Visualize the structure where DNA wraps around histone proteins to form a complex known as a nucleosome, which is the basic unit of chromatin.
Realize that these nucleosomes further coil and fold to form the condensed structure of chromosomes, allowing efficient storage and organization within the nucleus.
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