The __________ governs expression of three genes active in lactose metabolism. Fill in the blank(s) with the appropriate word(s)


ANS: lactose operon PTS: 1 DIF: Easy

Biology & Microbiology

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The substantial reduction of the total population of microorganisms on inanimate objects and the destruction of potential pathogen is called

A. antisepsis. B. sanitization. C. disinfection. D. sterilization.

Biology & Microbiology

Indicate the differences between protostomes and deuterostomes.

What will be an ideal response?

Biology & Microbiology

How many chromatids are present in prophase I of meiosis I in a diploid cell, 2n = 12?

A) 6 B) 12 C) 24 D) 48

Biology & Microbiology

A cohort is a group of individuals of the same sex

Indicate whether the statement is true or false.

Biology & Microbiology