[Solved] When a recipient cell acquires a piece of naked DNA from the environment,it is called A)conjugation. B)transformation. C)transduction. D)transfection. Excludable: A characteristic of a good or service that allows owners or producers to prevent its use by people who have not paid for it. Nonpayers: Individuals who benefit from a good or service without contributing to its cost, often associated with public goods. Nonrival in Consumption: A characteristic of some goods or services where one person's consumption does not reduce availability for others. Marginal Cost: The additional cost incurred by producing one more unit of a product or service, a key concept used in decision-making and pricing strategies.