Question

why is variation importance?​

Answer 1

Answer:

• Variation is important because it causes evolution and is the basis of heredity. It is advantageous to a population as it enables few individuals to adapt to the environment changes thus, enabling the survival of the population.

Answer 2

Krishna has 13,000 in 95 notes in denominations 200, 100 and 50. If the 200 notes and 100 are in the ratio 13:16, find the number of each type of notes that she has.

correct answer

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