TLS Online TPP Program

#Question id: 4773


In Drosophila body color gene present on X chromosome but wing shape present on autosome.  Gray body color is dominant over yellow body color. Long wing is dominant over short wing.  Female is heterozygous for Gray body with long wing was cross with male that yellow body with short wing. Which of the following is correct approximate number of some phenotype of 400 offspring?

#Unit 8. Inheritance Biology
  1. 52 grey long males, 49 yellow short males, 48 yellow long females, 51 grey short females

  2. 52 grey long males, 49 yellow short males, 98 yellow long females, 94 grey short females

  3. 80 grey long males, 80 yellow short males, 20 yellow long females, 20 grey short females

  4. 98 grey long males, 94 yellow short males, 2 yellow long females, 6 grey short females

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TLS Online TPP Program

#Question id: 19808

#Unit 12. Applied Biology

 Pathogen-derived resistance (PDR) has been realized in the cases of 
1. Bacterial diseases 
2. Fungal diseases 
3. Plant diseases
4. Viral diseases
Which of the following options is incorrect?

TLS Online TPP Program

#Question id: 490

#Unit 1. Molecules and their Interaction Relevant to Biology

Which one of the following statements about gluconeogenesis is false?

TLS Online TPP Program

#Question id: 12275

#Unit 7. System Physiology – Animal

Two weeks after constricting the renal artery of a sole remaining kidney to initially reduce renal artery pressure by 20 mm Hg (from 100 to 80 mm Hg), which of the following changes would you expect, compared with before constriction of the artery?

TLS Online TPP Program

#Question id: 29457

#Unit 6. System Physiology – Plant

Covalent conjugation of amino acids to IAA can also result in permanent inactivation (storage or degradation), here certain combination is given (∧ shows conjugation)
a. IAA ∧ myo-inositol/Gluc/Ala/Leu/Me ---Reversible (storage)
b. IAA ∧ myo-inositol/Gluc/Ala/Leu/Me ---irreversible (degradation)
c. IAA ∧ oxIAA/GH3-Asp-Glu/3-Methyleneoxidole ---Reversible (storage)
d. IAA ∧ oxIAA/ GH3-Asp-Glu/3-Methyleneoxidole---irreversible (degradation)

Which of the following is correctly paired

TLS Online TPP Program

#Question id: 27491

#Unit 1. Molecules and their Interaction Relevant to Biology

The observed rotation of 10.0g of Compound (X) in 50mL of solution in a 20-cm polarimeter tube is +2.3° at 20 °C, what is the specific rotation of the compound?