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


(Question)
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.  Compared to microwaves do x-rays, which have a much shorter wavelength than microwaves, have a lower frequency? or higher frequency?
(Answer)
higher frequency


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