In the study of dental bacteria throughout recent human history,individuals eating more refined carbohydrates,and with more of the bacteria causing dental caries,might have eaten proportionally less protein and had proportionally less nitrogen waste in their urine.

Question

Quizplus · Accepted Answer

A shift to low-nitrogen diets could lead to changes in urine contents,though other factors would also have effects,such as the amount of water consumed.Please see section 28.1 and "Investigating Life" for more information.

In the Study of Dental Bacteria Throughout Recent Human History,individuals