Follicle<span>-stimulating hormone </span>
The concentration gradient of K+ would increase. This would give a great driving force for the higher concentration of the K+. Once absorbed in the blood, it would diffuse through the cell's membrane. Since K+ is an ion, it would increase the membrane potential of the cell.
The mechanical vector that injects recombinant DNA directly into the nucleus of a host cell is a gene gun. A vector transports pathogens to the susceptible individual without any biologic development . On the other hand, the bacterial plasmid is a biological vector.
I believe that's grass as it's the producer which is at the bottom of the food chain. This feeds the class I consumers which are consumed by the class II consumers and so on. So that means grass would have the largest impact.
The answer should be testable.
Hope this helps!