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TLS Online TPP Program

#Question id: 4985

The loss of ventral spines by modern freshwater sticklebacks is due to natural selection operating on the phenotypic affects of Pitx1 gene

#XL - S Microbiology

  1. duplication (gain in number).

  2. elimination (loss).

  3. mutation (change).

  4. silencing (loss of expression).

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TLS Online TPP Program

#Question id: 20156

#XL - P Chemistry

At 200°C hydrogen molecules have velocity 105 cm sec–1. The de-Broglie wavelength in this case is approximately
TLS Online TPP Program

#Question id: 10555

#XL - R Botany

The water molecule, hydrogen–oxygen bonds form an angle of 105°, The opposite partial charges (δ– and δ+) on the water molecule lead to the formation of which bond with other water molecules,
TLS Online TPP Program

#Question id: 20136

#XL - P Chemistry

Ka for CH3COOH at 25ºC is 1.754 × 10–5 . At 50ºC, Ka is 1.633 × 10–5 What will be value of Δ Sº for the ionisation of CH3COOH?
TLS Online TPP Program

#Question id: 8912

#XL - T Zoology

Both animals and fungi are heterotrophic. What distinguishes animal heterotrophy from fungal heterotrophy is that only animals derive their nutrition
TLS Online TPP Program

#Question id: 320

#XL - Q Biochemistry

The aggregation of nonpolar molecules or groups in water is thermodynamically due to the