Which answer best describes the overall structure of the "pigmentation" section of the text? it compares pigmentation in birds with pigmentation in plants, other animals, and humans. the text explains similarities and differences in the appearance and function of the types of bird feathers. it discusses how the production of pigments changes birds' coloration over time. it explains how specific chemicals in cells make feathers appear to be certain colors.

What group of people would have been most likely to become populists?

Doctors recommend that both men and women take an aspirin every day to prevent heart attacks. however, the sample in the research study only contained men. the problem with doctors making this aspirin recommendation reflects a bias.

Janette goes into an electronics superstore to buy a new computer. the salesperson works with her to find the right model, and she agrees to buy a new computer for $500 and a floor-model 18-inch monitor for $100. just when she is ready to pay, the salesperson walks away for a minute and then comes back to inform her that the monitor she was ready to purchase can't be sold for < $125. she agrees to the extra $25 even though they had initially agreed on the $100 selling price. janette has fallen for the technique of gaining compliance.