Only the first strands of a slow-growth movement have formed here.
This usually happens when two homologous double strands form a Holliday junction and the whole structure slides into one direction; the "branch migrates".
Initially, cytoplasmic strands form that penetrate the central vacuole and provide pathways for nuclear migration.
The antiparallel strands form a helical shape.
Three strands of freshwater pearls, in shades of copper, form the necklace.
It separated instantly, formed a double strand.
The antiparallel strands form a beta barrel structure that spans the width of the membrane, creating a pore.
That the two paired strands formed a double helix was in Crick's original view a nuisance; they had to be unwound.
Install a similar strand in the remaining sides to form a complete ring of compound against which the glass can rest.