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TLS Online TPP Program

#Question id: 11296

Which of the following statements is true?

#Part-B Specialized Branches in Biotechnology
  1. Oligotrophic lakes contain more nutrients than eutrophic lakes.
  2. Xerarch succession is primary succession that occurs in salt-water environments.
  3. Most ecologists believe that most communities achieve a stable, unchanging climax vegetation.
  4. A mature ecosystem has greater species richness, greater biomass, and less net productivity than a younger stage of succession.
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TLS Online TPP Program

#Question id: 12482

#Part-B Specialized Branches in Biotechnology

The Rb protein has been called the “master brake” of the cell cycle. How the Rb protein acts as a cell cycle brake?
TLS Online TPP Program

#Question id: 12486

#Part-B Specialized Branches in Biotechnology

Which of the following process occur in prometaphase?
TLS Online TPP Program

#Question id: 12487

#Part-A Aptitude & General Biotechnology

Neurofibromatosis type 1 is one of the most common autosomal dominant disorders. A woman with neurofibromatosis type 1 has an unaffected partner. Which of the following is correct regarding their children?
TLS Online TPP Program

#Question id: 12487

#Part-B Specialized Branches in Biotechnology

Neurofibromatosis type 1 is one of the most common autosomal dominant disorders. A woman with neurofibromatosis type 1 has an unaffected partner. Which of the following is correct regarding their children?
TLS Online TPP Program

#Question id: 12488

#Part-A Aptitude & General Biotechnology

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?
TLS Online TPP Program

#Question id: 12489

#Part-A Aptitude & General Biotechnology

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?