The city of london struggled to control sanitation. as a result, infested the streets of early london and contributed to the spread of the bubonic plague.
a. rats
b. snakes
c. locusts
d. leeches

Vertebrates have this type of circulatory system: wut i it owo

Which statement is true about common childhood infectious disease? a. children should always be given antibiotics to treat an infectious illness. b. frequency of infectious illnesses usually increases as children grow older. c. having a minor infectious illness weakens a child's immune system. d. infectious illnesses are usually mild and require no medication.

When considering the claim that eating well to reduce stress, what advice might you give a friend who appears to be stressed about an upcoming exam, but chooses to have chips and soda for lunch everyday?