What is biology and science​

Definitions

Explanation:

Biology, study of living things and their vital processes that deals with all the physicochemical aspects of life

Science, the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.

 Biology is a branch of science which deals with the living beings.

Science is an integrated course covering Astronomy, Forces and Motion and Earth Structure.

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an expansion is one of two basic business cycle phases; the other is contraction. the transition from expansion to contraction is a peak, and the changeover from contraction to expansion is a trough.