Yes. You can get many colds in a year or a lifetime and make antibodies for each.
Answer:
Quackery is defined as a dishonest practice from someone who claims to have knowledge and/or skill in a particular subject or <u>field</u>. This is most common in the medical field.
Fraud, on the other hand, is wrongful (illegal) or dishonest practice with the intent on gaining financial gain.
The difference between the two is that quackery typically only applies to medical practices, whereas fraud can apply to just about anyone who is involved in any sort of deceptive and/or fraudulent practice.
The answer is D. All are false because teh food that a vegetarian eats can provide equal or more energy. It does also not have a higher risk of heart disease. Plants and vegetables are also healthy so it prevents. Plants can give you more protein, if you eat the correct foods.