For what Ik is B pheromone I asked my teacher and he said that
Answer:
Both asymptomatic and infective
Explanation:
The person who is carrying the disease could spread is.
Answer:
C. Macrophages
Explanation:
Macrophages are derived from monocytes of the bone marrow. They migrate to connective tissue and are in charge of phagocytosis of foreign particles. They also participate in the enhancement of inmunological activities of lymphocytes. Macrophages can be found in infection sites, since they detect, phagocytose and destroy bacteria and other harmful organisms.
