A primary immune response ________, and a secondary immune response ________.
A) is very important; is less important to the body's ability to protect itself
B) produces antibodies within five to ten days of exposure to antigens; produces antibodies within a day or two of a subsequent exposure to the same antigen
C) is very rapid in producing antibodies after exposure to antigens; is very slow in producing antibodies after exposure to antigens
D) occurs only in children; occurs only in adults
Correct Answer:
Verified
Q72: A vaccine against HIV
A)is available for those
Q73: Newborns can acquire _ immunity through breast
Q74: Plasma cells
A)increase the volume of the blood
Q75: The order in which HIV breaches barriers
Q76: The thymus enlarges after puberty.
Q78: Lymphatic capillaries are thin-walled, closed-ended tubes.
Q79: Innate defenses include mechanical and chemical barriers,
Q80: In the cellular immune response
A)B cells produce
Q81: The foreign, or "non-self" substances that trigger
Q82: In active immunity, a person becomes immune
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents