Assertion: Different species of microbes seem to have evolved to home in on different parts of the body. Reason: In part, this selection is connected to their point of entry. If they enter from the air via the nose, they are likely to go to the lungs. a) If both assertion and reason are true and reason is correct explanation of assertion.
b) If both assertion and reason are true and reason is not the correct explanation of assertion. c) If the assertion is true but reason is false. d) If both assertion and reason is false
When people fall ill, their immune system fights the disease and tries to restore the person to good health. Which disease is known to attack the human immune system leaving the body susceptible to various kinds of infection?
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