The placenta develops within the first couple of weeks of pregnancy. The placenta is the lifeline of the fetal body and soon after the placenta is developed and in place, it begins starting to absorb nutrients for the developing fetus. This all occurs in the first trimester.
i would say c, because many people are in need for new livers, kidneys, etc, and it does save a lot of lives per year
<span>Training only a few muscle groups leads to imbalances and an increased risk of injury. False !</span>