Nuclear localization signals (NLSs) are responsible for the selectivity of the: 

#Question id: 32517

#Unit 1. Molecules and their Interaction Relevant to Biology

#Question id: 2646

#Unit 2. Cellular Organization

How many stem loop structures play important role in complete system of tryptophan gene regulation?

#Question id: 11019

#Unit 7. System Physiology – Animal

An 80-year-old man had an EKG taken at his local doctor’s office, and the diagnosis was atrial fibrillation. Which of the following statements are likely conditions in someone with atrial fibrillation?

#Question id: 12224

#Unit 10. Ecological Principles

#Question id: 10362

#Unit 6. System Physiology – Plant

Bacteria can convert atmospheric nitrogen into ammonia, Several form symbiotic associations with higher plants is given below;

               HOST PLANT                                                                          N-FIXING SYMBIONTS

A) Gunnera                                                                            i) Frankia

      B) Azolla                                                                                ii) Acetobacter

C) Leguminous                                                                     iii) Azospirillum

             D) Actinorhizal                                                                      iv) Nostoc

             E) Sugarcane                                                                         v) Anabaena

             F) Miscanthus                                                                       vi) Sinorhizobium

Which of the following combination with the host plants and n-fixing symbionts is CORRECT?