During sporulation in Bacillus subtilis, inactive precursor forms of new sigma factors are activated at the appropriate time by which mechanism?

A. Phosphorylation
B. Chaperone refolding
C. RNA-binding
D. Proteolysis


Answer: D

Biology & Microbiology

You might also like to view...

A toxoid is an attenuated form of a toxin that retains both its antigenicity and toxicity

Indicate whether the statement is true or false.

Biology & Microbiology

The neoteny hypothesis is supported by which of the following characteristics? Select all that apply

A. large heads B. relative hairlessness C. a foramen magnum positioned at the base of the skull D. relatively flat faces and small noses E. None of the above.

Biology & Microbiology

Tom Curtis wrote a letter in 2006 to try and

encourage research into a. rare plants. b. microorganisms. c. agricultural crops. d. prairie grasses. e. all of these.

Biology & Microbiology

_______________ hormone is significant in the female menstrual cycle, triggering maturation of an egg.

A. Follicle-stimulating B. Adrenocorticotropic C. Prolactin D. Growth

Biology & Microbiology