Antibody diversity is a consequence of Group of answer choices the many types of viruses that exist in nature. differential regulation of antibody gene expression under different circumstances. shuffling of antibody genes into different combinations during B cell development. the huge number of antibody genes.

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.

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