â¦longevity of seeds, the dormant embryo plant contained within the seed will lose its viability (ability to grow) if germination fails to occur within a certain time. Reports of the sprouting of wheat taken from Egyptian tombs are unfounded, but some seeds do retain their viability a long time.
Implantation bleeding-Spotting during pregnancy may be caused by implantation. Implantation bleeding occurs after the egg burrows into the lining of the uterus. As the egg implants into the lining sometimes a little bit of bleeding will occur.
Ovulation: The shift or hormones at ovulation can cause spotting. The spotting is not necessarily associated with conception but if you had unprotected sex around the time of ovulation spotting does not rule out conception. If your period is late, check a pregnancy test and repeat it in 3-5 days if it is negative. Hope this helps. ...Read more.