What Happens If Histone H1 Is Selectively Extracted from Compacted

question 17

Multiple Choice

What happens if histone H1 is selectively extracted from compacted chromatin (30 nm fibers) ?

• A)30-nm fibers uncoil to form a thinner,more extended beaded filament.
• B)30-nm fibers coil to form a thicker,less extended cylindrical filament.
• C)30-nm fibers completely disassemble to their component nucleotides.
• D)30-nm fibers break into small fragments.
• E)30-nm fibers break up into large fragments.

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Definitions:

Stereochemical

Stereochemical pertains to the study and description of the spatial arrangements of atoms within molecules and the impact of these arrangements on the properties and reactions of the molecules.

Regio-

A prefix used in chemistry to describe directionality or specific regions in molecules, particularly important in reactions with more than one possible outcome.

Major Organic

Refers to the primary organic (carbon-containing) compound or product resulting from a chemical reaction.

Alkene

A hydrocarbon containing at least one carbon-carbon double bond, part of the unsaturated hydrocarbon family.