contrerassharon21 contrerassharon21
  • 24-04-2020
  • Biology
contestada

Which statement describes many of the structures involved in the first line of defense of the immune system?

Respuesta :

paytonnn05
paytonnn05 paytonnn05
  • 24-04-2020

Answer:

They have contact with the external environment.

Explanation:

Answer Link
alyssacolon33
alyssacolon33 alyssacolon33
  • 29-04-2020

Answer: They have contact with the external environment.

Explanation: it good

Answer Link

Otras preguntas

Adam Smith supported_____. Government intervention in business A division of labor Labor unions Free medical care
find all solutions to cosx cos3 x-sinx sine3x= 0 on the interval {0,2pi}
Describe the central features of the middle colonies, and explain how they differed from new england and the southern colonies.
at what temperature did the water outside the school building most likely begin to change into ice
Today, sociologists tend to study religion from a ____________ perspective. this allows them to look at everyday human interactions, practices, and beliefs on a
If a line with a slope of -2 crosses the y-axis at (0, 3), what is the equation of the line?
The ________ is to the second social revolution as the steam engine was to the third social revolution
Which term could describe a persons biological sex
What happens when you apply the power rule for integration to the function f(x)=1/x?
Is the coordinate (1, 2) a solution of the system below? x + 2y = 5 y = x + 1 Yes No