The entrance of multiple sperm is called as

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#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?

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#Question id: 12486

#Part-B Specialized Branches in Biotechnology

Which of the following process occur in prometaphase?

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#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?

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#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?

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#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?

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#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?