- Chromonema refers to the thread-like structures within chromosomes. - In a Paranemic coil, the two strands of the helix are simply laid side by side and can be easily separated or uncoiled. - In a Plectonemic coil, the two strands are intertwined and cannot be separated without first being uncoiled. - "Chromonemic coil" is a description of the structure itself, not a type of coiling. "Telonemic coil" is not a recognized term for coiling types.