Which of the following does NOT describe an acute injury? over-stretching a muscle

popping a joint out of place

breaking an arm or leg bone

developing lung cancer

Differences between compact bone and cartilage

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 are the two main phases of a cell cycle