1strand 
/ˈstrænd/ noun
plural strands /ˈstrænd/ noun [count] 1 : a thin piece of thread, wire, hair, etc.
▪ The strands were twisted together. — often + of ▪ a strand of thread ▪ The police found a single strand of hair at the crime scene. 2 : something that is long like a string — often + of ▪ a strand of pearls ▪ a strand of DNA 3 : one of the parts of something that is very complicated — often + of ▪ All the strands of the story's plot are woven together in the final chapter. ▪ The police are slowly putting the strands of evidence together.
▪ The strands were twisted together. — often + of ▪ a strand of thread ▪ The police found a single strand of hair at the crime scene.
— compare 3strand
