I think the correct answer to this question is B. Respiratory Infection.
False. I don't think you can do that I think you would have to go somewhere else to provide evidence. Hope this helps:)
Answer:
Active immunity occurs when our own immune system is responsible for protecting us from a pathogen. Passive immunity occurs when we are protected from a pathogen by immunity gained from someone else.
Thank you
Both perform the same function, they are driven by the crankshaft and drive the camshafts which control the valves and, thus, the engine's timing<span>. A </span>timing belt<span> will require replacement much sooner than a </span>timing chain<span>. ... </span>Timing chains<span> last a very long time, generally the life of the vehicle</span>
