The president's vetoing of a bill that the congress approves is an example of a representative government. b judicial review. c checks and balances. d separation of powers.

people can eat food during that time

aug 15, 2012 - although van leeuwenhoek was not the inventor of the microscope, he advanced it more he loved to grind and focus a new lens in order to see the unseen world. most of leeuwenhoek's microscopes were silver. in a simple but significant experiment (1668), he demonstrated that worms found on