Which one of the following describes the function of silicon in plants?
Anonymous Poll
8%
Constituent of amino acids
49%
Contributes to cell wall rigidity and elasticity
18%
Constituent of the the photosynthesis reaction centre
25%
Maintenance of cell turgor and electroneutrality
❤6
Iron-sulphur clusters (Fe-S] are the key prosthetic groups that carry electrons in all of the below EXCEPT :
Anonymous Poll
21%
NADH - CoQ reductase NADH - COQ
39%
Succinate - CoQ reductase fait - CoQ
29%
Cytochrome coxidase
10%
Cytochrome coxidase
❤3
All of the following statements about bacterial transcription termination are true EXCEPT
Anonymous Poll
11%
some terminator sequences require Rho protein for termination.
37%
inverted repeat and 'T' rich non-template strand define intrinsic terminators.
25%
Rho-dependent terminators may possess inverted repeat elements. Rho
27%
Nus A is necessary for intrinsic transcription termination.
❤2👍1
Most of the plant disease resistance (R) gene products contain:
Anonymous Poll
15%
(1) G-Box domains
45%
(2) Transcription repression domains
31%
(3) Leucine-rich repeats
8%
(4) Enzymatic activities
❤4
Out of several gibberllins identified in plants, which one of the following is NOT bioactive
Anonymous Poll
11%
(1) GA_1
29%
(2) GA_3
28%
(3) GA_4
32%
(4) GA_5
❤1
Nitrogenase, a complex metal containing enzyme is involved in conversion of N_2 to NH_(3) Which one of the following metal is NOT involved in the activity of nitrogenase?
Anonymous Poll
22%
(1) Molybdenum (Mo)
15%
(2) Iron (Fe)
41%
(3) Vanadium (V)
22%
(4) Cobalt (Co)
❤1
Which one of the following agents cause relaxation of mesengial cells?
Anonymous Poll
15%
Histamine
32%
Thrombaxane A_2
27%
Norepinephrine
27%
Dopamine
❤2
A patient comes to the hospital complaining of vomiting and diarrhea. The doctor suggested that the patient take glucose and electrolyte solution orally. Which one of following membrane prtoeins is likely to be involved in rehydrating the patient?
Anonymous Poll
16%
(1) Cystic fibrosis transmembrane regulator (CFTR)
70%
(2) Sodium glucose transporter protein 1(SGLT1)
8%
(3) Insulin receptor protein (IRP)
6%
(4) Sucrase –isomaltase protein (SIP)
❤10🤩2
Which one of the following proteins is essential for both the initiation of DNA replication as well as the continued advance of the replication fork?
Anonymous Poll
37%
(1) ORC
17%
(2) Geminin
31%
(3) Cdc45
15%
(4) Cdc6
Which one of the following combinations represents the major protein or protein complex involved in chromatin condensation in yeast and human, respectively?
Anonymous Poll
30%
(1) HP1 and SIR Complex
41%
(2) SIR complex and HP1
18%
(3) HP1 and Su (var)
12%
(4) SIR complex and Su (var)
🎉2❤1
Which of the following is the causative agent of filariasis?
Anonymous Poll
19%
(1) Listeria monocytogenes
22%
(2) Cryptococcus neoformans
31%
(3) Francisella tularensis
28%
(4) Brugiya malayi
🔥4❤2