An Introduction to the Immune System
2 years ago
59
The immune system is a pretty complex system that includes a number of different cell types and organs. Their function is to basically block, destroy or at least neutralize any harmful substances that could enter the body.
And when we look at the immune system, we see that there are three lines of defense. These are three different mechanisms that these foreign invaders need to overcome in order to get into our bodies to cause harm.
Loading 1 comment...
-
3:02
Interactive Biology
11 months ago $0.76 earnedMitosis Reggae Song - Cell Division, but Actually FUN!
2.57K5 -
LIVE
Game On!
8 hours agoGridiron Showdown: New England Invades New York
577 watching -
9:28
IsaacButterfield
1 day ago $0.04 earnedDANGEROUS!
52513 -
7:10
Dr. Nick Zyrowski
1 day ago#1 Cause of Inflammation Tormenting You - Anti Inflammatory Diet
1.23K1 -
9:14
The Gun Collective
17 hours agoCAN IT BE TRUE? - TGC News!
1.38K7 -
34:39
World Nomac
17 hours ago48 Hours in Hawaii (Dream or Nightmare) 🇺🇸
1.43K1 -
17:33
Neil McCoy-Ward
20 hours ago🔥 JUST HAPPENED HOURS AGO!! (SOMETHING BIG JUST WENT DOWN...)
2.35K8 -
20:27
Degenerate Jay
13 hours agoShould You Give Silent Hill 2's Remake A Chance?
1.66K4 -
11:23
China Uncensored
12 hours agoPhilippine Sailors STARVED Thanks to China
2.83K6 -
34:52
The Lou Holtz Show
14 hours agoThe Lou Holtz Show Ep 16 | Duke Tanner on Redemption, Boxing, and Life After Clemency #podcast
1.71K3