Secondary succession refers to the series of community changes that take place on previously established but damaged or disturbed habitat.
It helps in reviving or re-establishment of the similar ecosystem that previously existed.
It starts by a disturbing event such as natural disaster (hurricane, tornado, earthquake et cetera) and human interventions (deforestation, accidental forest fires caused by human activities, habitat destruction due to mining or dam construction et cetera) which greatly reduce the ecosystem already established.
6 chromosomes. This is because gametes are usually characterised as to having only half the number of chromosomes of the somatic cells. This is done through meiotic division.
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