Practice Questions

TLS Online TPP Program

#Question id: 12489

Achondroplasia shows autosomal dominant inheritance with complete penetrance. A man with achondroplasia has an unaffected partner of normal height. Their first two children are not affected. Which of the following is correct?

#Part-A Aptitude & General Biotechnology

The probability that their next child will be affected is 1 in 2.
The probability that each of their children will be affected is less than 1 in 2 because the parents of the man with achondroplasia are not affected.
The mother of these children has a sister with achondroplasia. This increases the risk that the children could be carriers.
If their third child is unaffected, then the probability that their fourth child will be affected is 1 in 8.

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TLS Online TPP Program

#Question id: 14105

#Part-B Specialized Branches in Biotechnology

The first secondary database developed was

TLS Online TPP Program

#Question id: 5750

#Part-A Aptitude & General Biotechnology

type of microorganism that can exist on minimal medium

TLS Online TPP Program

#Question id: 10406

#Part-B Specialized Branches in Biotechnology

Which one of the following photoreceptors is under circadian control and regulates the expression of clock-regulated genes?

TLS Online TPP Program

#Question id: 3517

#Part-A Aptitude & General Biotechnology

The following two genotypes are crossed: AaBbCcddX AabbCcDd. What will number of different genotypes among the progeny of this cross?

TLS Online TPP Program

#Question id: 8926

#Part-A Aptitude & General Biotechnology

Sponges and cnidarians are among the fossilized animals found in both the Ediacara Hills and the Burgess Shale from the Rocky Mountains of British Colombia. This observation requires that