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TLS Online TPP Program

#Question id: 749

Which of the following is correct for the A form of DNA structures?

#Part-A Aptitude & General Biotechnology

  1. a wider than B form.

  2. more compressed structure in which the base pairs are tilted with respect to the helix axis, and actually lie off the axis.

  3. The helical repeat of the A-form is around 11 bp/turn

  4. All of the above are correct.

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TLS Online TPP Program

#Question id: 18962

#Part-A Aptitude & General Biotechnology

1. Presence of oncogenes (iaaM, iaaH and ipt) in T-DNA,

2. Their large size makes the handling procedures during cloning tedious and cumbersome

3. A general lack of unique cloning sites within the T-DNA, which are needed for the insertion of DNA segments to be cloned.

These three problems have been resolved by deleting 
TLS Online TPP Program

#Question id: 19881

#Part-A Aptitude & General Biotechnology

The DNA moleclule to which the gene of insert is integrated for cloning is called
TLS Online TPP Program

#Question id: 3035

#Part-A Aptitude & General Biotechnology

The equation used to obtain bacterial population by binary fission is
TLS Online TPP Program

#Question id: 11099

#Part-B Specialized Branches in Biotechnology

In the mammalian alveoli, the partial pressure of O2 is _______ that of atmospheric air and the CO2 partial pressure is _______ that of atmospheric air
TLS Online TPP Program

#Question id: 5323

#Part-B Specialized Branches in Biotechnology

An X-linked recessive gene produces red-green color blindness in humans. A woman with normal color vision whose father was color-blind marries a color-blind man. What is the probability that their son will be color-blind?