C. natural selection.
This is because in smaller populations the more that two separate groups of animals don’t interbreeding the father they become until speciation occurs where they cannot interbreed between the two groups.
The abnormal condition in which a placenta separates from the uterine wall before the birth of the fetus is known as:
Placental abruption
I hope this helps! I'm happy to answer any other questions you might have :)
In every energy transformation, some THERMAL ENERGY is released.
When you climb a rope, you change CHEMICAL ENERGY INTO KINETIC ENERGY.
In the muscles cells in your body, CHEMICAL ENERGY is changed into KINETIC ENERGY.
Energy can neither be created nor destroyed, because of this, energy usually remain constant but it can be converted from one form to another.
i just had to do this lol