You are a microbe trying to establish an infection in a host. You are trying to evade the immune system as best you can. Explain how you would avoid the immune response in the following scenarios
-You are a virus trying to avoid being killed by NK cells.
-You are a bacteria trying to avoid macrophage killing.
-You are a parasite trying to block cells from reaching you.
-You are a bacteria trying to avoid dendritic cell functions.
-You are trying to block B cell activation and antibody production.

c. the initial amount of money placed in the savings account

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.