yaya123only yaya123only
  • 04-01-2016
  • Biology
contestada

Certain preparations contain killed or weakened live biological agents that, upon injection into our body, protect the body against those pathogens. What are these preparations called?

Respuesta :

keikeikei
keikeikei keikeikei
  • 04-01-2016
they are called vaccines
Answer Link

Otras preguntas

Make a title about this short paragraph and write a statement that is your opinion about the paragraph
b) The following patterns are made using small squares. Pattern 1 Pattern 2 Pattern 3 Write an expression for the number of small squares in pattern n. Write yo
help, asap, explain, thx a^2-b^2=8 a+2=2 then a-b=?
please solve this with each step​
Sound can't travel through a Question 4 options: A. liquid. B. vacuum. C. solid. D. gas.
what's the main purpose of a personality test?
horse is called a vertebrate reason scienc subjects​
log2 (10x+5) - log2 5 =5 PLEASE SOLVE AND SHOW WORK THANKS A TON
Explain how the number of chromosomes per cell is cut in half during meiosis in which the diploid parent cell produces haploid daughter cells. please help short
Once you figure out what ending a new word has, what should you do?How can you use parts of a story’s setting as context clues i will give brainless