verez6In0afaniell verez6In0afaniell

04-04-2016
Biology

contestada

_______ aid in the immune system to fight infections.
A. Red blood cells
B. Platelets
C. Arteries
D. White blood cells

Respuesta :

KatieGro18 KatieGro18

04-04-2016

White blood cells (D) aid in the immune system to fight infections.

Answer Link

Otras preguntas

Which is a reason that writers often have favorite words? A. The best words are ones all readers know and understand immediately O B. Words are more interesting

Write a long paragraph ( six to seven sentences) about the pros and cons of the Pullman strike. How did the strike help or hurt the workers in achieving their g

Solve this equation y=2x^(2)-4x+5

refer to the image please

What was malala's ambition before and why did she change her ambition Why does Malala believe in the power of politics to change the world?

The lower the efficiency of a ____, the ______ the percentage of energy that is degraded tp _____ energy.

Kevin gets on an elevator in a skyscraper. The elevator starts to move at a rate of -15ft/s. After 4 seconds on the elevator, Kevin is 260 ft from the ground fl

2 ( 4x - 3)-8= 4 + 2 x

Write in equation passing through the point that is parallel to (8,3); y=-1/4x+7

If you flip a fair coin 7 times, what is the probability that you will get exactly 4 tails