Ineed a story written will give 99 ! imagine you are a pathogen. you are trying to invade a human, and you find yourself moving through barriers. describe the barriers you face (the components of the immune system), how you move past these barriers and their response to you (immune responses). include how this invasion would be easier if the human had a weakened immune system.

There Are these big thick red walls In front of me I can't get around them I don't know what to do.Maybe I could chew through them they seem like intestines so they are going to be easy to get through. I just hope white blood sells aren't on there way like a giant white army of destroyers of the bad things like me. Ok now it's going to be a lot easier to get through the next layer of intestine since I got through the fist layer. Wow these layers of intestine are thick for me and supper stinky.

Ok now that I'm done with the first intestine I should keep moving up through the amine system. Are you kidding me more intestine how much dose this person have! This intestine is very slimy and gross o no the white blood sells are hear to kill me

Since a female is both xx chromosome and the male passes down the x chromosome, than the offspring would be female since a female is xx.