Genes such as the ones that are involved in lactose metabolism which are not normally translated until needed, are classified as A. constitutive B. inducible C. repressible D. indeterminate
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The question is about genes that are involved in lactose metabolism and are not normally translated until needed. This implies that these genes are regulated and only become active when there is a specific need, such as the presence of lactose. Show more…
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Why are the genes involved in lactose metabolism considered to be an operon? a. They occupy adjacent locations on the $E$. coli chromosome. b. They have a similar function. c. They are all required for normal cell function. d. They are all controlled by the same promoter.
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Genes that are expressed at all times at relatively constant levels are known as ______ genes. a. inducible b. repressible c. positive d. constitutive e. negative
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