DNA regions that are not considered to "contain" genes are sometimes referred to as "junk" DNA. Which of the below could be a possible function of these regions of DNA?
O Can affect DNA/chromosome structure
O They can control/regulate gene expression
O These regions are critical in DNA replication, as they are the locations where the primers are attached
O More than one of the above is correct
O None of the above are correct; "junk DNA" has no function at all