Recessive and dominant traits have nothing whatsoever to do with either fitness or frequency. Recessive traits can be more common either non-randomly through natural selection or randomly through genetic drift
Answer:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. As the atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve.
Explanation:
Answer:
fertilization it helps it
pregnancy there pregnant
birth they give birth to whatever it is
Explanation:
honestly idk
