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TLS Online TPP Program

#Question id: 10129

Oxidation of water to form molecular oxygen is very difficult: The photosynthetic oxygen-evolving complex is the only known biochemical system that carries out this reaction which essential cofactor are involved in the water-oxidizing process?

#Section 2: General Biology
  1. Zinc (Zn) and Copper (Cu)                  
  2. Calcium (Ca2+) and Chloride (Cl-) ions
  3. manganese (Mn)               
  4. manganese (Mn), Calcium (Ca2+) and Chloride (Cl-) ions 
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TLS Online TPP Program

#Question id: 14920

#Section 1: Engineering Mathematics

The function f(c) = x5 - 5x4+5x3 - 1 has
TLS Online TPP Program

#Question id: 416

#Section 2: General Biology

The immediate precursors of DNA and RNA synthesis in the cell all contain:
TLS Online TPP Program

#Question id: 3034

#Section 2: General Biology

Cyanobacteria are
TLS Online TPP Program

#Question id: 3311

#Section 3: Genetics, Cellular and Molecular Biology

Consider a diploid population at Hardy-Weinberg equilibrium. For a locus with two alleles, the frequency of the A1A1 genotype is 0.01) The frequency of A2A2 is
TLS Online TPP Program

#Question id: 15429

#Section 1: Engineering Mathematics