Fibroblast cells from several different xeroderma pigmentosa patients were cultured, then fused in intergenic complementation studies. Which cell fusions would not result in a hybrid capable of repairing damaged DNA?

TLS Online TPP Program

#Question id: 20167

#XL - P Chemistry

Which of the following expressions gives the de-Broglie relationship ?

TLS Online TPP Program

#Question id: 20168

#XL - P Chemistry

The uncertainty in the momentum of an electron is 1·0 × 10^–5 kg ms^–1. The uncertainty in its position will be (h = 6·62 x 10^–34 kg m2s^–1)

TLS Online TPP Program

#Question id: 20169

#XL - P Chemistry

If the radius of first Bohr orbit be a0, then the radius of third Bohr orbit would be

TLS Online TPP Program

#Question id: 20170

#XL - P Chemistry

The first emission line in the atomic spectrum of hydrogen in the Balmer series appears at

TLS Online TPP Program

#Question id: 20171

#XL - P Chemistry

The ratio of specific charge of a proton and an Alpha particle is

TLS Online TPP Program

#Question id: 20172

#XL - P Chemistry

The de-Broglie wavelength of a particle with mass 1g and velocity 100 m/s is