GCSE Science Biology (9-1) The Immune System

Find my revision workbooks here: this video, we look at how the immune system protects us from pathogens. First we look at phagocytosis, then we explore antibodies and antitoxins.Image credits:Hand abrasion By No machine-readable author provided. Berteun assumed (based on copyright claims). - No machine-readable source provided. Own work assumed (based on copyright claims)., Public Domain, credit:Deliberate Thought by Kevin MacLeod is licensed under a Creative Commons Attribution licence (

Tshi Blessings

I knew it.

Ren Hana

Surprised the Calo Nord reference didn't make it. As a bounty hunter in (What I call the Cantina o' references now) you can have a conversation with a Rodian and you can choose to start counting to three.

gaming guru harsh

DP video Is best for dpgoal 200 like

Dharmendra Rangain

Over the tree shot

Bryan Cheong

tyler look like he was squirting period as he was skylining n attempting to squirt into the water bucket

Caleb Hyde

How did 2001 a space oddesey look so good for its time

Me: O-O

ThePonyDalek

I keep expecting for A113 to be something like Hal 9000. Am I the only one?

Natalija Aleksandrina

locations on map??pls?

the gaming penguin YT

Coby is like i'm out garret

TheTemmieGamer

watching this in 2017 Ty is so weird with out his beard! and @Finsprout1 I agree there commentary is pretty bad

Bitch.Im.Wheezing

WSDES IN THE MCU WADES IN THE MCU WADES IN THE MCU WADES IN THE MCU WADES IN THE MCU

Mine King

a dude with a toilet at the bottom of the sea...wait...what the fuck?

Third movie, maniac murderer/portrait slasher + dementors

Diary of a Cuber

I've done that to codes

Peter Francomano

Wait, are you talking about simply crepes in pittsford on the erie canal?

-periods

Force Ghosting

The hype is real episode 100 spread the word. Fuck yeah I'm pumped!

Krampus Gaming

Was it me or did I just see silent droid and lui calibre on the beam me up Scotty thing??

Luki G

1:47 manget under table?

illusion756

11:18 Except you're deliberately omitting the part where near the end of that episode turns into a cannon to shoot pikachu, when there was none around.

Frank Capron

i am the lie improver!

Rexamini

So basically moon is a prequel of Bo2 zombies

Jorge Calderon

Just replace the yolk with the yolk of the other egg ?_?

Alejandro Aldeco Sandoval

Imagine that you have to enter a combination to unlock... god... maybe...

Dominik Troxell

Why weren't some sharks not moving when pulled out of the waterWERE THEY DEAD OR SOMETHING!??!?

watch?v=C41X7-QyED4

Twitch MicroRGG

You should show us the bloopers/Fails

armi 95

BTS❤❤❤❤❤❤❤

IKONIK_ ECLIPSE

Babysitter stereotypes Cleaning stereotypes Date stereotypes Uh dog Walker stereotype

Harpreet Kaur

2019 anyone ??

Honk Honk

I really like how there isn't gonna be a female version of this. One-sided sexist.

Johny

:bullies for being fa:

bora s

"Elsa your palm are sweaty"

Maddox Stacks

Happy b-day🥳🎉🥳🎉🎂🎂🎊🎊

My best friend said she used to fuck with Usher

Karen Hill

Panda is Ty’s brother

panshot!

What do you think the ending means? What are your opinions on it?

Sasukefanboy

That was nice

Girolamo Esposito

Bwahahah! These jokes completely flew over my head when I was a kid XD

Short haired people keep the likes odd

OpAssassin

Lol this is my first time watchings its March 25th, 2019 rn 😂

 nagabola