What is the relationship between gene regulation and mutation?

Me how do you name a compound with more than two elements?

What does all of the organ system in a human form

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