If you have cancer, your affected cells are doing which of the following?

What is the difference between bacterial infections and viral infections?

How many chromosomes are in a gold fish?

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