You are presented with the question "What uses electricity as an energy source?" and the following answer choices: - plants - athletes - satellites - consumers - cells - computers - insects - people Now knowing that electricity is used as an energy source by electrical devices and electrical engineers work on power plants, computers, and other electrical devices, choose the best answer.
computers

You are presented with the question "what can negatively impact a species?" and the following answer choices: - chemicals - elephant - cells - dog - drought - mines - steroids - amoeba Now knowing that harming an animal species has a negative impact on the population size of that species and some species of amoeba are harmful parasites, choose the best answer.
amoeba

You are presented with the question "What contains DNA but not much else?" and the following answer choices: - cigarettes - insects - bacteria - Most plants - loose soil - pollen - mammals - smallpox Now knowing that viruses contain DNA but not much else and some smallpox viruses are maintained in laboratories, choose the best answer.
smallpox