Seudónimo Seudónimo

01-02-2016
History

contestada

The body's first line of defense against pathogens includes
A. antibodies.
B. memory cells.
C. helper T cells.
D. wax in the ears.

Respuesta :

Lindarose Lindarose

01-02-2016

this may not be the answer you were looking for but I learned that the body's 1st line of defense against pathogens are your skin,tears and mucous.

Answer Link

Otras preguntas

What is the difference between nomads and hunter-gatherers of ancient times?

ana completed 40% of her homework assignment.Her assignment contains 30 math problems. How many problems does anna.still need to complete?

how did western nations come to dominate much of the world in the late 1800s

which element from group 2A will form an ion that will have 36 electrons?

What is 14.613 rounded to the nearest tenth?

How do you solve these? Please explain steps as well. Thanks. 1.) 7x−3=2x−33 2.) 3(x−2)=2(2x−1)

how did ordinary citizens play a role in spartan oligarchy?

If a square has an area of 81 square feet .what is the length of each side of the square

what is 20/100 in simplest form

What is the volume of the right prism?