TLS Online TPP Program

#Question id: 23193


When you try to image two fluorescent spots separated by 75 nm the fluorescence overlap so much that they look like one spot. Which microscopy can resolve this?

#Applied Microbiology
  1. Confocal microscopy
  2. Photoactivated localization microscopy
  3. Cryoelectron microscopy
  4. Phase contrast microscopy
More Questions
TLS Online TPP Program

#Question id: 134

#Bio-Informatics

Ultraviolet (UV) light can be used to estimate protein solution concentrations because

TLS Online TPP Program

#Question id: 132

#Bio-Informatics

Proline is distinct among the 20 commonly found amino acids because

TLS Online TPP Program

#Question id: 10337

#Bio-Informatics

In biological nitrogen fixation, the process of nitrification by organism respective bacteria A--which convert the ammonia to nitrite and B--- further converted into nitrate in the soil by their respective A and B bacteria known as;

TLS Online TPP Program

#Question id: 10362

#Bio-Informatics

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?

TLS Online TPP Program

#Question id: 10363

#Bio-Informatics

Free living nitrogen fixing takes place as shown in the following;

             TYPE                                                                                       N-FIXING GENERA

A) Cyanobacteria (blue-green algae)                                        i) Bacillus

B) Aerobic                                                                                     ii) Clostridium

C) Facultative                                                                              iii) Anabaena

D) Anaerobic nonphotosynthetic                                            iv) Rhodospirillum

E) Anaerobic photosynthetic                                                     v) Azospirillum

 Which of the following combination of free living nitrogen fixing bacteria is correct?

TLS Online TPP Program

#Question id: 10364

#Bio-Informatics

Which of the following is the most common type of symbiosis occurs between members of the plant family and soil bacteria?