<prompt> Trophoblast gives rise to all the following EXCEPT?CytotrophoblastSyncytiotrophoblastIntra-embryonic mesodermExtra-embryonic mesoderm  <response>: Around day 6 - 8 after feilization : 1. Outer cell mass i Cytotrophoblast ii Syncytiotrophoblast 2. Inner cell mass of embryoblast i Epiblast ii Hypoblast Intraembryonic mesoderm is formed from epiblast cells. 