sandra783206 sandra783206

27-01-2021
Health

contestada

1. Which one of the following elements is considered as part of the first line of defense against microorganisms invading a body?

A. Vaccine
B. Saliva
C. Antibodies
D. White blood cells

Respuesta :

eichmansamantha5 eichmansamantha5

27-01-2021

White blood cells would be your answer

Answer Link

thegr8aaliyah thegr8aaliyah

27-01-2021

C.White blood cells

The immune system comprises three levels of defense mechanism that a pathogen needs to cross to develop infection inside the body.

Answer Link

Otras preguntas

he was born ........ july ( on at in )

Pls help math test due soon

please help me, thanks if you do

Jamari's family has completed 60% of their road trip. If they have completed 90 miles so far, how long is the whole trip?

By which of the following mechanisms could ATP synthesis potentially be inhibited? (Select ALL that apply.) A. By dissociating the F1 complex from the F0 comple

Many of Gina’s friends either smoke cigarettes or vape. Gina is on the track team and trying to get a scholarship to college, so she definitely does not want to

_____ is the mechanical and chemical breakdown of earth material (rocks and minerals). ____ is the detachment and transport of weathered earth material (sedimen

How much energy is needed to completely boil a 5.05g sample of water?

Describe the three properties of language systems.

Which statement best describes the equation (x+5)^2+4(x+5)+12=0