Answer:
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DNA gets compact only during cell division and are called chromosomes. On other conditons, it forms a network of thin threads called chromatin network.
A. They had different types of food. This resulted in many different breeds of finches.
Folds exhibit DUCTILE deformation. Folds are bent like pattern formed on the upper crust of the rocks. In simple words, folds are bend in rock strata. These are ductile deformation in the rock strata. These are results of compressional stresses on the rocks. Folds are of two types anticlines and synclines.
