Answer:
These compounds are said to be organic because they contain both carbon and hydrogen. Carbon atoms in organic compounds readily share electrons with hydrogen and other atoms, usually oxygen, and sometimes nitrogen.
The body mass index (BMI) of an adopted child will be dissimilar to the BMI of the adoptive parents and similar to the BMI of the biological parents. Basal metabollic index is a measure of the amount of energy the body requires to perform its normal activities or functions while at rest. A child and the biological parent may share similar BMI since they have some similar genetic characteristics.
The masses of the nucleus and electron cloud are balanced
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Answer:
The hardy lichens are useful bioindicators for air pollution, espeially sulfur dioxide pollution, since they derive their water and essential nutrients mainly from the atmosphere rather than from the soil.
Explanation:
It also helps that they are able to react to air pollutants all year round.
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Brainliest?