damarishernandez1245 damarishernandez1245
  • 01-10-2020
  • Biology
contestada

what is the body’s first line of defense against the invasion of harmful organisms?

Respuesta :

isaacyj2002 isaacyj2002
  • 01-10-2020
Skin, tears, mucus, cilia, stomach acid and urine flow
Answer Link

Otras preguntas

Several types of ________ are used to produce yogurt. A. molds B. yeasts C. protozoa D. Bacteria
give answer as a mixed number 3/5 + 4/5 =
What is 460,915 estimate to
What are three variables that affect a living system?
which is an example of how ecosystems on earth affect each other
What do the words dissent, persecute, and tolerance have in common
4, ?, 68 what does that mean?
A parallelogram can have no more than two obtuse angles
AB←→ and CD←→ are parallel. If EF = a units, what is the measure of GH¯¯¯¯¯?
Which is bigger: 0.3 or 1/3