What could be the possible result founder effect on genetic variation

The procces of farming organism from the sea is ?

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

If your blood becomes too concentrated with iona, what will happen to the red blood cells