Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
Each of the two thread-like strands into which a chromosome divides longitudinally during cell division. Each contains a double helix of DNA.
- ‘A double crossover involving one linear chromatid and both chromatids of the circular chromosome generates a linear trimer.’
- ‘Any bias in the segregation of one or the other of a pair of homologous chromosomes or chromatids between the oocyte and the polar body can have a dramatic effect on the genetic makeup of a population.’
- ‘The rate at which heterozygosity is lost depends on the extent to which chromosomes and chromatids segregate randomly during anaphase.’
- ‘There a somatic genetic principle was established whereby mitotic chromosome replication produces sister chromatids that are different from one another.’
- ‘One is the nonreciprocal transfer of information of both DNA strands of a donor chromatid to a chromatid of the homologous chromosome.’
Early 20th century: from Greek khrōma, khrōmat- colour + -id.
We take a look at several popular, though confusing, punctuation marks.
From Afghanistan to Zimbabwe, discover surprising and intriguing language facts from around the globe.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.