*Question*
Breast cancer is rare in teens but becomes more common as females get older.  Having read the above passage, choose the right answer to the following question (choices are more or less ):   An older female is more or less likely to acquire breast cancer than a younger female?
**Answer**
more

*Question*
Shorter wavelengths (higher frequencies) correspond to higher energies and thus hotter star temperatures.  Having read the above passage, choose the right answer to the following question (choices are longer or shorter ):   Don is sending out wavelengths, and wants them to correspond to lower energies. In order to best do this, Don will send out wavelengths that are longer or shorter?
**Answer**
longer

*Question*
However, the melanocytes of people with darker skin produce more melanin.  Having read the above passage, choose the right answer to the following question (choices are higher or lower ):   John was observing a range of patients skin under a microscope. He noticed that the less melanocytes the skin had, the production of melanin was higher or lower?
**Answer**
lower

*Question*
The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.  Having read the above passage, choose the right answer to the following question (choices are more or less ):   A human who eats an animal that is high on the food chain should take in more or less toxic metals?
**Answer**
more