A farmer thinks a potato crop is infected with potato virus Y ( PVY ) the farmer obtains a monoclonal antibody test kit for PVY, to make the antibodies a scientist isolates the PVY protein from the virus

describe how the scientist would use the protein to produce the PVY monoclonal antibody ( 4 marks )

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?