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.
1 Hormonal changes during early pregnancy can cause you to feel bloated, similar to how you might feel at the start of a menstrual period.  Light spotting. Sometimes a small amount of light spotting is one of the first signs of pregnancy. Known as implantation bleeding, it happens when the fertilized egg attaches to the lining of the uterus â about 10 to 14 days after conception. Implantation bleeding occurs around the time of a menstrual period.