Http://www.livescience.com/34128-limits-human-survival.html
A “source of infection “ is the individual or object from which an infection is actually acquired.
Please correct me if I’m wrong.
A so called initiator protein unwinds a short stretch of dna double helix
1. False.
Since water and oil don't mix, when you dump water on a grease fire, it sinks right through to the bottom of the pan and evaporates instantly, spreading flaming oil everywhere.
2. True.
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Give 5 back blows. Stand to the side and just behind a choking adult. For a child, kneel down behind. Place one arm across the person's chest for support. Bend the person over at the waist so that the upper body is parallel with the ground. Deliver five separate back blows between the person's shoulder blades with the heel of your hand.</span><span>
Give 5 abdominal thrusts. Perform five abdominal thrusts (also known as the Heimlich maneuver).</span><span>
Alternate between 5 blows and 5 thrusts until the blockage is dislodged.
3. True.
</span></span><span>The disruption of normal breathing by choking deprives oxygen delivery to the body, resulting in asphyxia.
Hoped I helped! If I was incorrect, please correct me.
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Answer:
1.d
2.b
3.c
Explanation:
I hope that thus helps, next time try not to let things go missing.
