Which are abiotic factors as well as basic needs that living things compete for? O bacteria and water
O fungi and bacteria
O pollen and sunlight
O sunlight and water

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

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion

What drives the atp synthase reactions that produce atp