Atoms connected by covalent bonds share

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

What is the approximate time of death of the body temperature is 29.4 degrees celsius

What is the primary function of the nervous system?