sethhdoty sethhdoty
  • 04-08-2018
  • Biology
contestada

Which of the following is a surface barrier to infection?

skin
antibodies
antigens
lymph nodes

Respuesta :

averyverydumbguy
averyverydumbguy averyverydumbguy
  • 04-08-2018

the answer is >skin< antibodies are used to combat infection

Answer Link
grams00
grams00 grams00
  • 23-12-2020

Answer:

SKIN.

is your answer

Answer Link

Otras preguntas

6. How did Europeans obtain slaves from Africa? (5 points) Africans sought protection from the European military during the war. Africans traded their best work
Fill in the blanks with the numerals that correspond to the written numbers.1. cincuenta y dos ______2. vienticuatro_____3. sesenta y tres ______4. noventa y nu
What chemical compounds are in a sunflower?​
soil is the largest terrestrial pool of carbon , containing about 2,200 gigatons. the primary reason that soil is such a large pool of carbon is which of its ch
An Informative Essay includes an opposition paragraph.
Please solve correctly :)Part C only!!!​
8. How does a ""time-art"" like music differ from a ""space-art"" such as painting?.
what is called higher level education​
Solve equation by applying the distributive property to simplify both sides of the equation if needed 4(w-9)=w+9
20. Find a quadratic function to model the values in the table. A. y = -2x^2 - 3x + 3 B. y = 3x^2 + 3x - 3 C. y = -3x^2 - 3x - 3 D. y = 2x^2 + 3x + 2