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TLS Online TPP Program

#Question id: 12488

Retinoblastoma usually occurs as a sporadic event but in around 10% of cases there is a positive family history due to autosomal dominant inheritance. In these families the penetrance is approximately 80% (= 0.8). A woman with retinoblastoma, whose father and grandfather were also affected, has an unaffected partner with no relevant family history. Which of the following is correct regarding their children?

#Part-A Aptitude & General Biotechnology
  1. The probability that their first child will be affected is 0.25.
  2. The probability that their first child will be affected is 0.4.
  3. The probability that each of their children will be affected is 0.5.
  4. The probability that each of their children will be affected is 0.4 X 0.5.
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TLS Online TPP Program

#Question id: 22900

#Part-B Specialized Branches in Biotechnology

In the production of the Hormone-Insulin using rDNA technology, the formed recombinant DNA is introduced into 
TLS Online TPP Program

#Question id: 3647

#Part-A Aptitude & General Biotechnology

In the cell cycle: there are four main phases, G1, S, G2 and M phase. S phase is the :
TLS Online TPP Program

#Question id: 8921

#Part-A Aptitude & General Biotechnology

Evidence of which structure or characteristic would be most surprising to find among fossils of the Ediacaran fauna?
TLS Online TPP Program

#Question id: 4151

#Part-A Aptitude & General Biotechnology

The signal sequences that direct proteins to the nucleus are:
TLS Online TPP Program

#Question id: 18380

#Part-B Specialized Branches in Biotechnology

A commonly used municipal wastewater treatment to restart activated sludge bioreactors. Which technique is involved in this remediation process?