BIO 207 CCB Immune Defense System Reactions Discussion

Each response should be a minimum of 50 words long. Questions for two chapters at a time will be submitted electronically in Canvas on the due dates found in the syllabus.

Chapter: 13 #1

Based upon data from the Human Microbiome Project (HMP):

a. Provide evidence in support of or refuting the following statement: Babies are born sterile.

b. Define microbial antagonism, and discuss how the various microbial populations keep each other “in check,” with consequences for human health.

Chapter 14: #1

Individuals who smoke have much higher rates of lung infection. Explain which first-line defense mechanisms may be impaired by smoking, allowing pathogens to more readily enter the lower respiratory tract.