Matthias Schleiden. He stated that the different parts of the plant organism are composed of cells. Thus, Schleiden and Schwann became the first to formulate what was then an informal belief as a principle of biology equal in importance to the atomic theory of chemistry.
Derek Jeter and his wife announced they are expecting their first child on a poignant post on their website Monday. Hannah Jeter said she is expecting a baby girl for which the excited father-to-be has already picked out a name.
EXCLUSIVE! Derek Jeter to marry Hannah Davis. Hannah Davis and Derek Jeter. Derek Jeterâs days as a player are over in more ways than one, according to sources close to super model Hannah Davis. Jeter and Davis are finally ready to tie the knot after three years together, and if The Captain hasn't yet set a date, that'll be the next step.