Asked by Robin Sparks on Jul 08, 2024
Verified
Which of the following is considered to be an adaptive defense mechanism against infection?
A) stomach acids
B) skin
C) mucus in respiratory tract
D) normal bacteria in intestine
E) antibodies in mother's milk
Adaptive Defense Mechanism
A component of the immune system that evolves its response to specific pathogens through memory of previous encounters, enhancing protection upon subsequent exposures.
Stomach Acids
The digestive fluids secreted by the stomach's lining, containing hydrochloric acid and digestive enzymes, crucial for breaking down food.
Antibodies
Proteins produced by the immune system to neutralize or destroy toxins or disease-causing organisms.
- Identify the distinctions between innate immunity and adaptive immunity.
- Familiarize yourself with the essential principles underlying the clonal selection theory and its connection to adaptive immunity.
Verified Answer
MC
Manon CHERUBINIJul 10, 2024
Final Answer :
E
Explanation :
Adaptive defense mechanisms are specific responses to pathogens and include the production of antibodies. Antibodies in mother's milk are a form of adaptive immunity, providing newborns with protection against infections by transferring maternal antibodies.
Learning Objectives
- Identify the distinctions between innate immunity and adaptive immunity.
- Familiarize yourself with the essential principles underlying the clonal selection theory and its connection to adaptive immunity.