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TLS Online TPP Program

#Question id: 5444

Which one of the following statements is INCORRECT?

#SCPH28 | Zoology

  1. Quantitative inheritance results in a range of measurable phenotypes for a polygenic trait.

  2. Polygenic traits often demonstrate continuous variation.

  3. Alleles of quantitative trait loci (QTL) have only non allelic additive effect on the character

  4. Alleles governing quantitative traits can segregate and assort independently when loci present on different linkage group.   

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TLS Online TPP Program

#Question id: 18215

#I Life Science/ Life Sciences Group – I-V

Serial analysis of gene expression (SAGE) is used for 
TLS Online TPP Program

#Question id: 10877

#SCPH28 | Zoology

A 27-year-old man is breathing quietly. He then inhales as much air as possible and exhales as much air as he can, producing the spirogram shown in the previous figure. What is his expiratory reserve volume (in liters)? 
TLS Online TPP Program

#Question id: 5449

#SCPH28 | Zoology

Most behavioral traits are affected by many different genetic influences as well as environment. The best descriptor for such traits is:
TLS Online TPP Program

#Question id: 2947

#SCPH01 Biochemistry

You perform an experiment where you prevent Cdc20 from binding to APC  in a cell line that usually completes the cell cycle in 60 minutes. Your experiment prevents Cdc20 from binding to APC for 120 minutes, and then you fix and stain the DNA, securin, separase and cohesin proteins. Which of the following would NOT be found in the observed cell?
TLS Online TPP Program

#Question id: 11987

#SCPH28 | Zoology

A cage containing male mosquitoes has a small earphone placed on top, through which the sound of a female mosquito is played. All the males immediately fly to the earphone and thrust their abdomens through the fabric of the cage. What is the best explanation for this behavior?