Antagonistic is the term for the phenomenon that occurs when two hormones present together to produce effects that are weaker than the effects of either one acting alone.
An antagonism, in ecology is an association between the organisms in which one benefits at the expense of the other. In Biology, it can be defined as A biological response to the exposure to multiple substances which is very less than would be predicted if the known effects of the individual substances were added together. For example, Your little sister or brother benefiting by disturbing you while you study.
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Answer:
The visible light spectrum
Explanation:
R - red, O - orange, Y - yellow, G - green, B - blue, I - indigo, V - violet
These all are rainbow colors included in the visible light spectrum that we humans can see.
Irrigation system gave the ancient civilizations fertile land which helped crops grow. It also allowed for ease of watering which made the process of farming faster.
The answer is: [D]: "ammonia" .
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