Cloning is a process by which a). undesirable genes may be eliminated b). ann organism that is genetically identical to another is made c). many identical protein fragments are produced. d). a virus and a bacterium may be fused into one.

In the family tree below, people with the recessive trait of attached earlobes are shaded gray.

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 part of cellular respiration must occur before any of the other steps can occur