C. having goals and working to attain them
A sperm and egg cell is what I think you are looking for or it would be called an embryo
You're prone to lack vitamin B-12 and folate, which can spur anemia...a condition where your body doesn't produce enough red blood cells. This can also cause low blood pressure and fatigue.
Ask your doctor for advice of course it is reasonable because doctors know how to treat most illnesses