The New Testament does not replace the old testament, however it fulfills it. Without the New Testament the Old Testament would just be a collection of tragic stories and unfulfilled promises. The Old Testament is the gradual unfolding of Gods plan of salvation
When levels decrease, the parathyroid releases hormones.
The blood get it's greatest pressure from the heart. The heart pumps the blood out.
A. They had different types of food. This resulted in many different breeds of finches.