What is main difference between a prokaryote and a eukaryote?

Which of the following conclusions can be drawn

How many cells are our body made of ? ♡

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