TLS Online TPP Program

#Question id: 2726


Which property is shared by the five histone proteins?

#Botany
  1. They are acidic proteins with relatively large molecular weights.

  2. They are multimeric proteins with high levels of Arg and Lys.

  3. They are fibrous proteins with high amounts of α-helix.

  4. They are globular proteins with a positive charge.

More Questions
TLS Online TPP Program

#Question id: 40431

#Applied Microbiology

Match the Chromatography Type (List I) with its Principle of Separation (List II).

List I (Chromatography)List II (Basis of Separation)
(a) Ion Exchange(i) Hydrophobicity
(b) Gel Filtration(ii) Specific Ligand Interaction
(c) Affinity(iii) Net Charge
(d) Reverse Phase(iv) Molecular Size / Stokes Radius

TLS Online TPP Program

#Question id: 40432

#Botany

Match the enzymes in LIST-I with their specific metallic activators/co-factors in LIST-II.

LIST-I (Enzyme)LIST-II (Activator/Co-factor)
A. NitrogenaseI. Magnesium (Mg²⁺)
B. RuBisCOII. Molybdenum (Mo)
C. Alcohol DehydrogenaseIII. Iron (Fe)
D. FerredoxinIV. Zinc (Zn²⁺)
Choose the correct answer from the options given below:

TLS Online TPP Program

#Question id: 40433

#Botany

Which of the following statements are correct regarding the C4 pathway of photosynthesis?
A. The primary CO₂ acceptor is a 3-carbon molecule, Phosphoenolpyruvate (PEP). 
B. The first stable product is a 4-carbon compound, Oxaloacetic Acid (OAA). 
C. The enzyme RuBisCO is absent in the mesophyll cells of C4 plants.
D. The decarboxylation of malic acid to release CO₂ occurs in the mesophyll cells.
Choose the correct answer from the options given below:

TLS Online TPP Program

#Question id: 40434

#Botany

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): The net gain of ATP in aerobic respiration is significantly higher than in fermentation.
Reason (R): In fermentation, glucose is only partially oxidized, and the NADH produced in glycolysis is not utilized to generate ATP via the Electron Transport Chain.
In the light of the above statements, choose the correct answer from the options given below:

TLS Online TPP Program

#Question id: 40435

#Botany

Match the Metabolic Process in LIST-I with its specific location in LIST-II.
LIST-I (Process)LIST-II (Location in Cell)
A. GlycolysisI. Inner Mitochondrial Membrane
B. Krebs CycleII. Cytoplasm
C. Electron Transport ChainIII. Chloroplast Stroma
D. Calvin CycleIV. Mitochondrial Matrix
Choose the correct answer from the options given below:

TLS Online TPP Program

#Question id: 40436

#Botany

Which of the following molecules acts as the specific electron donor to Nitrate Reductase during Nitrogen metabolism?
A.FADH2
B. ATP
C. NAD(P)H
D. Ferredoxin
Choose the correct answer from the options given below: