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Muscle cells can contract and relax and lave fibers as long as 1.5 feet.
Chromatin occurs as long thin strands of DNA. They are found in a loosely packed formation. While chromosomes are formed by a tighter packing, via coiling and compact folding of the DNA protein complex are thus visible.
Muscles contract and relax all the time. Without more information it is impossible to help you. What reason do you need to relax it or them in the first place. What kind of muscle are you talking about.
When DNA is in long strands prior to coiling it is in the form of : Chromosomes
In a cell, the tangles of long strands of DNA form the
Any one specific hereditary trait is governed by a gene (or genes) which together form long strands of DNA called chromosomes, which are packed together inside the cell nucleus.
Long molecular strands because they tend to tangle among themselves
The long and fibrous structure aids in contraction of the muscle cells. It's like Velcro when touch each other they inevitably contract and they keep touching which makes them contract more untill they relax
DNA
a network of long protein strands that helps to support the cell
Chromosomes are made of DNA. There is a huge amount of DNA in cells. DNA is typically present at a long chain of building blocks called nucleotides. Since long strands of DNA have to be stored in small spaces, they are tightly rolled and packed into structures called chromosomes
chromosomes