(Question)
Answer the question based on the following text.  Question:   Eric has dark skin and Rita has light skin. Who produces less melanin Eric or Rita?    Text:  However, the melanocytes of people with darker skin produce more melanin.
(Answer)
Rita


(Question)
Answer the question based on the following text.  Question:   Compared to microwaves do x-rays, which have a much shorter wavelength than microwaves, have a lower frequency? or higher frequency?    Text:  Because all electromagnetic waves travel at the same speed through space, a wave with a shorter wavelength must have a higher frequency, and vice versa.
(Answer)
higher frequency


(Question)
Answer the question based on the following text.  Question:   By adding twenty more resistors to the series circuit in series, the total resistance of the circuit was increased or decreased?    Text:  In a series circuit, the resistance increases as more resistors are added in series.
(Answer)
increased