In addition to the P class of PPR proteins, roughly half of land plant PPR proteins have a repeating tripartite sequence of P, L, and S type PPR repeats [ 1].
For example, within the 'second-generation' theory of the gene, my group and I argued that a universal genetic molecule in water must have a repeating charge in its backbone, as this is the only kind of molecule that can robustly support Darwinian evolution.
Coiled-coil sequences have a repeating seven-residue pattern, termed a heptad repeat, that is denoted (abcdefg) n.
Simon Jones, of course, will be added to the fast-bowling list, and a further seamer, who must have a repeating action that does not require match overs to groove, will be needed to augment what is physically the most vulnerable section of the party.
The interior upholstery on the Ranken coach appears to have a repeating dot-like surface pattern applied which suggests that the coating was likely to have been applied using a roller-coating process.
I felt that the video should have a repeating 'mantra' and movement - the hands interacting with the fern and water splash - to mirror the circular life cycle of organisms and nature.
