Answer:Because DNA is a complex, long-chained molecule that contains the genetic blueprint for building and maintaining all living organisms. Found in nearly all cells, DNA carries the instructions needed to create proteins, specific molecules essential to the development and functioning of the body.
Explanation:
Answer:
the very cause of bronchiectasis is tuberculosis ..
True in some cases
Explanation:
There are 4 known drugs that can produce a calming effect by slowing the brain and reducing the heart rate.
These are:
-Anti-psychotic
-Anti-anxiety
-Analgesic
-Endocrine
The correct answer is:
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4 — a mid wife .
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Scientists are creating vaccinations that prevent people from getting bird flu. If the virus mutates, a new vaccine needs to be made. The vaccine needs to be tested, which can be dangerous. It also takes a long time for scientists to know whether the vaccine works.
