Lethal factor induces apoptosis by which of the following:

Processing of an shRNA, i.e., removal of the hairpin loop, to form an siRNA occurs in the cytosol:

Methylation of histones always results in gene silencing:

Which of the following enzymes converts pri-miRNA into pre-miRNA:

DNA and Histones bind to each other through electrostatic interactions:

Unlike DNA polymerase, RNA polymerase has does NOT have proofreading activity:

Which one of the following is NOT a characteristic of deoxyribonucleic acid (DNA)?

Which one of the following is NOT a component of deoxyribonucleic acid (DNA)?

Which of the following is not a major threat to grassland ecosystems today?

Describe these four traits for temperate desert biome: General Precipitation Pattern Average Temperature Pattern Dominant Vegetation Type Example Animal Inhabitant