While observing an elodea plant cell through a microscope a student noticed a small moving greendisk these organelles are most likely responsible for

What type of genetic drift would be simulated if all the beans that were not selected died out?

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

Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above