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TLS Online TPP Program
#Question id: 40430
#Applied Microbiology
Assertion (A): Total cellular RNA passed through an oligo(dT) column results in the specific elution of mRNA.
Reason (R): Prokaryotic rRNA and tRNA constitute the majority of total RNA and they lack a 3' Poly-A tail.
Choose the correct option:
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. Nitrogenase | I. Magnesium (Mg²⁺) |
| B. RuBisCO | II. Molybdenum (Mo) |
| C. Alcohol Dehydrogenase | III. Iron (Fe) |
| D. Ferredoxin | IV. Zinc (Zn²⁺) |
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. Glycolysis | I. Inner Mitochondrial Membrane |
| B. Krebs Cycle | II. Cytoplasm |
| C. Electron Transport Chain | III. Chloroplast Stroma |
| D. Calvin Cycle | IV. Mitochondrial Matrix |