![subject](/tpl/images/cats/health.png)
Health, 28.06.2019 22:00 Tori122367
Norder for a physical barrier to be effective in preventing infection, the barrier must a. prevent the substance from entering the body, trap the substance when it first enters the body, or flush the substance out of the body b. destroy the substance before it enters the body, prevent the substance from reproducing, or flush the substance out of the body c. trap the substance in the body, remove the substance from the body, or prevent the substance from reproducing d. flush the substance from the body, transport the substance in the body, or destroy the substance in the body
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Health
![question](/tpl/images/cats/health.png)
Health, 22.06.2019 01:40
Which of the following identifies the main culprit for america’s increasing weight gain?
Answers: 1
![question](/tpl/images/cats/health.png)
Health, 22.06.2019 14:20
Think of five people whom you consider socially successful. write their names in the space below.
Answers: 1
![question](/tpl/images/cats/health.png)
Health, 23.06.2019 00:00
When you have proper posture, your back is arched. a. true b. false
Answers: 2
![question](/tpl/images/cats/health.png)
Health, 23.06.2019 03:30
When exercising, you shouldn’t go past to avoid an injury.
Answers: 1
You know the right answer?
Norder for a physical barrier to be effective in preventing infection, the barrier must a. prevent...
Questions
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 25.05.2021 23:10
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 23:10