Question 1
Bands in an expanded state observed on chromosomes are sites of:
◦ DNA replication.
◦ DNA recombination.
◦ DNA repair.
◦ protein binding.
◦ gene expression.
Question 2
Centromeric regions in chromosomes contain:
◦ euchromatin.
◦ constitutive heterochromatin.
◦ facultative heterochromatin.
◦ acentric fragments.
◦ long stretches of nonrepetitive DNA.