Page 48 - If Darwin Had Known about DNA
P. 48
Harun Yahya
46
DNA Molecule
Thanks to its three-dimensional
form and electrical charge dis- DNA's
tribution, the protein histone Double
permits DNA to curve around Helix
itself and store information. For
that reason, DNA's data-stor-
age capacity is several trillion
times greater than that of the
most advanced computer Base
chip. 1
1- Stephen C.
Meyer, The
Intercollegiate
Review 31, Curves 2 nm
No. 2,
Spring 1996.
Chromatin compressed
into a helix shape Histone
s
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G Genes: Data Packages
A single cell nucleus, invisible to
our eyes, contains a DNA strip that is 4 me-
ters (13.12 feet) long, packaged inside the
nucleus in the form of groups known as
chromosomes. The nuclei of the cells in your
body contain a total of 23 chromosome pairs.
When chromosomes are magnified under an electron mi-
croscope, the DNA molecule inside these chromosomes are seen to be
compressed in a spiral form. Despite occupying a very small volume,
this packaging system possesses a stunning data-storage capacity, as
you'll see in a later chapter.