Which of the following is NOT true about histones and chromatin?
a. Histones form an octamer, which comprises the nucleosomal core.
b. Histones proteins are rich in basic amino acids (i.e. positive charges).
c. Euchromatin is associated with actively transcribed regions of the genome.
d. Nucleosomes package DNA in the nucleus into higher order structure.
e. Once formed, nucleosomes are irreversibly associated with DNA.