oliviaindy oliviaindy

22-04-2021
Health

contestada

The first line of defense involves which structure(s)? 0 T-cells O skin O blood O B-cells

Respuesta :

leetiana08 leetiana08

23-04-2021

Answer: Skin

Explanation:

Level one of this system consists of physical barriers like your skin and the tears, sweat, saliva and mucous produced by the skin and mucosal lining are part of that physical barrier, too.

Answer Link

Otras preguntas

F. An electric heater of 2HP is used to make hall warmer everyday for 2 hours. Find the number of unit consumed in 7 days..

In the figure below, ⎯⎯⎯⎯⎯⎯⎯⎯,⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯, B L ¯ , A M ¯ , and ⎯⎯⎯⎯⎯⎯⎯⎯⎯ C K ¯ are medians of △ △ A B C . If AM = 21 and LO = 4, then AO =

Is this right? I dont know whether the 3 or the y should be negative

anime with cute waifus?

na ked pics pls 100 points

Find the slope of -9, -6 and -8, 7

Напишите уравнения хим. реакций BeO➡️X1 ➡️ O2 ➡️ X2 (+H2) (электр.) (+N2 ( ||| ) )

Angel sum theorem PLEASE HELP

How does Robby solve Keith's problem?

In Rikki Tikki Tavi, How does the author convince the reader in paragraph 23 that the snake, Nag, is to be feared? Cite specific evidence from the text to suppo