Answer:
Structure A is the most stable since the negative charge is anticipated to occur on the more electro-negative atom and Nitrogen is more electro-negative than sulfur hence structure A is preferred.
Explanation:
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1- [:S=C=N:]
Structure A.
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2- [:S-C≡N:] Structure B.
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3- [:S≡C-N:] Structure C.
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Sun Chloroplasts Mitochondria is the best flow of energy for a Producer.
The DNA controls the cell's activities. It is usually found in the nucleus.
All of the above-mentioned facts are the risks that pests pose to the consumers. Pests are unwanted insects, which may infect food, as they are laden with pathogenic micro-organisms, they eat away the stored food, as a source of nourishment, and are difficult to manage. Pesticides are used to kill the, and they are chemicals, which may also pose serious threats, if consumed in large quantities.
