CHEM 181 Lecture 3: Topic 2 - Lesson 1

• School: McGill University
• Department: Chemistry
• Course: CHEM 181
• Professor: David Noble Harpp

Document Summary

Vitamins are nutrients needed in small amounts to prevent deficiency diseases. A balanced diet contains all the vitamins in the required amounts. B1, b2, b3, b5, b6, b7, b9, b12 and c. Fed a dog nothing but sugar, and the dog expired on the 32nd day of the experiment. Gelatin commission: gelatin alone could not sustain life. Low in vitamins - why it can"t sustain life. Beriberi: from sinhalese (sri lanka) - i cannot, i cannot (a disease that caused people to be completely crippled) Chickens were getting ill, not from the injections though. These chickens recovered from this disease when their diet changed. Chickens who were fed the military rice developed beriberi and chickens fed with whole grain rice recovered. Concluded incorrectly that the starch in polished rice carries a toxin. Concluded incorrectly that the starch in polished rice carries a toxin and the bran carries something that neutralizes the toxin.