The emergency number such as 911 operator
Answer:
all of the above
Explanation:
if we use only one of the method than we cannot find the name of that unknown substance so we need to use all the possible methods to find the actual answer and name of the substance:)
New capillaries that stem from intact capillaries are delicate and take time to become as stable as the preexisting capillaries.
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What causes bleeding?</h3>
When skin is cut with a sharp object, it begin to bleed. This is because blood vessels in that area are damaged. Bleeding serves a useful purpose because it helps to clean out a wound but too much bleeding can cause adverse effect on your body so we can conclude that New capillaries that stem from intact capillaries are delicate and take time to become as stable as the preexisting capillaries.
Learn more about capillaries here: brainly.com/question/22011397
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