v9ens8tepheberrelF v9ens8tepheberrelF
  • 01-03-2017
  • Biology
contestada

Which of the following provides a first line of defense against pathogens?

Respuesta :

Аноним Аноним
  • 03-03-2017
The first line of defense against disease is intact skin and mucous membranes. If an antigen (pathogen) cannot enter the body, a secondary defense is unnecessary.
Answer Link

Otras preguntas

Can y’all show me how to solve it .
To reduce the energy of liquid molecules, the liquid could be placed in a cooler environment to change the liquid to a solid. TRUE FALSE
3x + 8 ≥ 11 what is the answer i dont feel like doing it
Compare and contrast p-dependent and p-independent termination of transcription in prokaryotes.
A bar serves Jello shots each containing 1 1/2 ounces of 80-proof vodka. How many alcohol servings are in 4 Jell-O shots
How did annotating the text give you a better understanding of it?
Of the 50 fish that Alan caught from the lake 14were trout.The estimated population of the lake is 7,500fish.About how many trout would you expect to be in the
Which radian measure is equivalent to 145°? 32π/15 36π/29 29π/36 15π/32
The secret to effective sales is to have a? unique selling proposition. good personality. memorized pitch. fantastic product.
an artist makes three types of ceramic statues at a monthly cost of $650 for 180 statues. The manufacturing costs for the three types are $5,$4, and $3. If the