Which enzyme is the product of the lacZ gene?

What will be an ideal response?


?-galactosidase

Biology & Microbiology

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In vascular plants, sugars are transported throughout the plant by ____

a. sclerenchyma b. phloem c. collenchyma d. parenchyma e. xylem

Biology & Microbiology

A bird cracks open the seed coat with its teeth before swallowing

Indicate whether the statement is true or false.

Biology & Microbiology

The element that is crucial to actual muscle contraction is

a. sodium. b. potassium. c. iron. d. magnesium. e. calcium.

Biology & Microbiology

What is the substrate for beta-galactosidase in bacterial screening assays that check for colonies having

recombinant DNA?

a. lactose b. X-gal c. sucrose d. blue azure e. bromophenol blue

Biology & Microbiology