BiggestBoyBrain
BiggestBoyBrain BiggestBoyBrain
  • 01-03-2020
  • Geography
contestada

which statement describes many of the structures involved in the first line of defense of the immune system​
sorry not geography lol

Respuesta :

masterdestroyer27
masterdestroyer27 masterdestroyer27
  • 01-03-2020

Answer: physical and chemical barriers

Explanation:

physical and chemical barriers try to prevent pathogens from getting inside the body

Answer Link
Ashleydarkwolfa Ashleydarkwolfa
  • 25-09-2020

Answer: They have contact with the external environment.

(I took a test over this and got this question right)

Answer Link

Otras preguntas

0.632 in two other forms?
7.20 7.2 greater equal or less
is 8/5 rational or irrational?
is the decimal form of 13/3 a rational number.
Your dad tells you that he will pay you $6.00 an hour for the 6 seconds that you take to wash your hands before dinner. How much did you make for washing your h
4.44 4.044 greater or less
The moon is about 240,000 miles from Earth period what is the distance written as a whole number multiplied by a power of 10
what place value would i put 805 tens in
7.20 7.2 greater equal or less
The GCF (Greatest Common Factor) of 45 and 75. Show your work too. Thanks for your help!