A reverse reaction is the chemical reaction moving both forward and backwards.
An example of this is Ammonium chloride ⇌ ammonia + hydrogen chloride
This is a symbol for reverse reaction ⇌
<span>A veterinary procedure where a needle is injected into the bladder of an animal through the abdominal wall. A sample of urine is then removed.
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Adenine (A) binds with Thymine (T).
<span>Guanine (G) binds with Cytosine (C).
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Adenine and Guanine are purines. Thymine and Cytosine are pyrimidines.
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Photon
The asterioid belt is the answer
In order to conduct a research you should have an dependent variable, independent variable and the control variable. so in order to study phototropism, then you should need sun light and the growth of the plant and you must have a control that why you need a dark room.