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TLS Online TPP Program

#Question id: 20194

The emission spectrum of hydrogen is found to satisfy the expression for the energy change “E (in Joules) such that “E = 2·18 x 10–18 J where n1 = 1, 2, 3 ........ and n2 = 2, 3, 4,...... The spectral lines correspond to Paschen series it

#XL - P Chemistry
  1. n1 = 1 and n2 = 2, 3, 4 
  2. n1 = 3 and n2 = 4, 5, 6
  3. n1= 1 and n2= 3, 4, 5 
  4. n1 = 2 and n2 = 3, 4, 5
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TLS Online TPP Program

#Question id: 15265

#XL - S Microbiology

The growth of microorganisms in a food product is influenced by the availability of
TLS Online TPP Program

#Question id: 15275

#XL - Q Biochemistry

Affinity chromatography on oligo(dT)-cellulose columns, is used for eukaryotic mRNA extraction, instead of using oligo(dT)-cellulose we can also use
TLS Online TPP Program

#Question id: 15310

#XL - S Microbiology

Organisms such as Escherichia, Enterococcus, Saccharomyces cerevisiae does not require O2 for growth, but grows better in its presence. Such organisms are termed as
TLS Online TPP Program

#Question id: 15329

#XL - S Microbiology

For the B-cell formation provide signals 
TLS Online TPP Program

#Question id: 15330

#XL - S Microbiology

BCR membrane bound converted into secreted form by signal of
TLS Online TPP Program

#Question id: 15331

#XL - S Microbiology

B-cell surface contain marker_______