During  a three point test cross is carried out. The parental cross was  AABBCC  X  aabbcc , the F1 progeny is AaBbCc. What will be the no. of given genotype in 100 progeny?

i) AaBbCc               ii) aaBbcc

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#Question id: 957

#Unit 1. Molecules and their Interaction Relevant to Biology

Which is not produced from the degradation of branched-chain amino acids?

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#Question id: 958

#Unit 1. Molecules and their Interaction Relevant to Biology

Phenylketonuria (PKU) is a disease caused by a defect in ________ formation.

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#Question id: 959

#Unit 1. Molecules and their Interaction Relevant to Biology

Phenylalanine hydroxylase requires molecular ________ and tetrahydrobiopterin.

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#Question id: 960

#Unit 1. Molecules and their Interaction Relevant to Biology

Which amino acids are purely ketogenic?

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#Question id: 961

#Unit 1. Molecules and their Interaction Relevant to Biology

Which type of organisms can eliminate excess nitrogen by the direct excretion of ammonia?

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#Question id: 962

#Unit 1. Molecules and their Interaction Relevant to Biology

The carbon in urea originates from ________.