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Locksmith in workshop makes new key. Professional making key in locksmith. Machine production of duplicate metal key.
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DNA Replication vector. DNA Polymerase enzyme syntheses. Leading strand and Lagging strand. Okazaki fragment.
Symbol duplicate of the document. Vector icon copying of the text.
The failure of team members paralyzes the company. Inability to continue work without key employees. Duplication, search for replacements for departed employees. The damage and loss of bad management.

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