Another term for a protein catalyst is a(n) (enzyme/ribozyme)
What will be an ideal response?
enzyme
You might also like to view...
As oomycetes infected and killed potato plants during the Irish Potato Famine, oomycetes can be classified as a(n) _________________. Select all correct choices
A. virulent pathogen B. biotrophic pathogen C. avirulent pathogen D. necrotrophic pathogen
Bacterial cells with thick peptidoglycan and numerous teichoic acid cross-linkages are Gram stained. The organisms stain pink. Which one of the following statements explains this discre-pancy?
a. The bacterial cells were most likely not heat-fixed to the slide. b. The bacterial cells were subjected to the decolorizer too long and were overdecolo-rized. c. The lot of Gram-stain reagent is most likely expired. d. No discrepancy exists; cells with this composition stain pink on Gram stain.
Proteins are macromolecules composed of long strings of single units called nucleic acids.
a. true b. false
The primary difference between enhancers and promoter-proximal elements is that enhancers _____
A) are transcription factors; promoter-proximal elements are DNA sequences B) enhance transcription; promoter-proximal elements inhibit transcription C) are at considerable distances from the promoter; promoter-proximal elements are close to the promoter D) are DNA sequences; promoter-proximal elements are proteins