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TLS Online TPP Program

#Question id: 11371

Which statement about gram-negative bacteria is correct?

#XL - S Microbiology
  1. Penicillins are the best antibiotics to use against them.
  2. They often possess an outer membrane containing toxic lipopolysaccharides.
  3. Their chromosomes are composed of DNA tightly wrapped around large amounts of histone proteins.
  4. Their cell walls are primarily composed of peptidoglycan
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TLS Online TPP Program

#Question id: 20191

#XL - P Chemistry

In Bohr series of lines of hydrogen spectrum, the third line from the red end corresponds to which one of the following inter-orbit jumps of the electron for Bohr orbits in an atom of hydrogen ?
TLS Online TPP Program

#Question id: 14888

#XL - S Microbiology

Given below are some cytokines and stimulated cell lines ;


Which one of the following is the correct match between the Interleukines and cell lines ?
TLS Online TPP Program

#Question id: 18002

#XL - R Botany

What is the greatest threat to plant diversity? 
TLS Online TPP Program

#Question id: 19847

#XL - P Chemistry

The cooling in refrigerator is due to
TLS Online TPP Program

#Question id: 12906

#XL - S Microbiology

An alternative method labeling strategy used in karyotyping and gene localisation is _______