« previous next »

Author Question: Secondary immune responses upon a second exposure to a pathogen are due to the a (Read 784 times)

futuristic

  • Hero Member
  • *****
  • Posts: 638
on: Sep 10, 2013
Secondary immune responses upon a second exposure to a pathogen are due to the activation of
A) memory cells.
B) macrophages.
C) stem cells.
D) B cells.
E) T cells.


aero

  • Hero Member
  • *****
  • Posts: 512
Reply #1 on: Sep 14, 2013
I remember it was A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

immune signaling pathways in drosophila immune signaling pathways in drosophila
Steps in the humoral and cell-mediated immune response Steps in the humoral and cell-mediated immune response
Responses to Viewing Form from Motion Responses to Viewing Form from Motion
Responses to Sound Waves Responses to Sound Waves
Organic Diets Significantly Lower Children’s Dietary Exposure to Organophosphorus Pesticides Organic Diets Significantly Lower Children’s Dietary Exposure to Organophosphorus Pesticides
Exposure pathways Exposure pathways
Video: Calvin Cycle Explained!

For a complete list of videos, visit our video library