Which is NOT true regarding transcriptional controls in Archaea?

a. Like Eukarya, they use several transcription factors to interact with RNA polymerase.
b. Their control mechanisms more closely resemble those of Bacteria than Eukarya.
c. Archaeal repressor proteins block the binding of RNA polymerase or of TBP and TFB.
d. Archaeal activator proteins recruit TBP to the promoter.


Answer: A

Biology & Microbiology

You might also like to view...

Analysis of the number of target molecules in the original clinical specimen can be determined using which of the following molecular techniques?

a. Arbritary Primed PCR b. Peptide Nucleic Acid (PNA) FISH c. Nested PCR d. Quantitative PCR

Biology & Microbiology

Copper (Cu) is considered a micronutrient.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Four of the five answers listed below are related by a common function. Select the exception

a. gamma globulin b. prothrombin c. fibrin d. fibrinogen e. thrombin

Biology & Microbiology

Answer the following questions true (T) or false (F)

1. Mycoplasmas are named for the large quantities of mycolic acid in their cell walls. 2. Most of the methane produced by methanogens is oxidized by other types of bacteria before it affects Earth's climate. 3. Bacteria in the genus Cytophaga are capable of digesting a wide range of complex carbohydrates and are important for degrading raw sewage.

Biology & Microbiology