Write an Arduino program to read the state of PK2, output this state on PD0, and output the complement of this state on PE3. Write the program to minimize the time delay between a change on PK2 reflecting onto PD0 and PE3. Attach a button to PK2, and an LED (with a series resistor) to PD0.

Which statement best explains how plant cells use photosynthesis to maintain homeostasis? they use glucose and water to make energy. they break down glucose into fat. they combine oxygen and water to make glucose. they make glucose from carbon dioxide and water.

In the lab, which of the following displayed a list of all installed services and included a description of the service, the current state, and whether the service started automatically or manually? a. the services manager b. the applications summary c. the recommended services d. list the safe services list

Which of the following factors would your hypothetical supervisor look at when deciding whether to test a biological material sample for dna? the amount of other evidence you have implicating a suspect in a crime the annual budget for the crime lab both of the above none of the above; you would almost always order a test