TLS Online TPP Program

#Question id: 117


Which of the following is not true of sterols?

#Applied Microbiology
  1. Cholesterol is a sterol that is commonly found in mammals.

  2. They are commonly found in bacterial membranes.

  3. They are more common in plasma membranes than in intracellular membranes (mitochondria, lysosomes, etc.).

  4. They are precursors of steroid hormones.

More Questions
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?

TLS Online TPP Program

#Question id: 10367

#Bio-Informatics

Cyanobcteria also fixes nitrogen under anaerobic conditions without  heterocyst where?

TLS Online TPP Program

#Question id: 10368

#Bio-Informatics

Free-living bacteria that are capable of fixing nitrogen are aerobic, facultative, or anaerobic. Some of the Aerobic nitrogen-fixing bacteria such as

TLS Online TPP Program

#Question id: 10368

#Bio-Informatics

Free-living bacteria that are capable of fixing nitrogen are aerobic, facultative, or anaerobic. Some of the Aerobic nitrogen-fixing bacteria such as

TLS Online TPP Program

#Question id: 10369

#Bio-Informatics

Which type of the nitrogen-fixing bacteria are thought to maintain a low oxygen concentration (microaerobic conditions) through their high levels of respiration