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TLS Online TPP Program

#Question id: 1098

Which of the following is the most plausible explanation for why an animal cell would be unable to reduce the Ca2+ concentration in its cytosol compared with the extracellular fluid?

#SCPH01 Biochemistry

  1. inactivation of calcium-gated ion channels in the cell membrane

  2. excessive transport of calcium from the cytosol into the endoplasmic reticulum

  3. insufficient ATP levels in the cytosol

  4. insufficient levels of protein kinase in the cell

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TLS Online TPP Program

#Question id: 14930

#SCPH05 I Biotechnology

E. coli grows from 0.10 to 0.50 kg dry cell m-3 in 1 h. Assuming exponential growth during this period, evaluate the specific growth rate 
TLS Online TPP Program

#Question id: 4589

#SCPH28 | Zoology

Darwin used the phrase "descent with modification" to explain ________.
TLS Online TPP Program

#Question id: 10591

#SCPH28 | Zoology

The following figure shows distribution pattern of species. 


Based on the above, which of the following distribution correct?
TLS Online TPP Program

#Question id: 2647

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

Which of this mode of trp regulation is not possible in eukaryotes?
TLS Online TPP Program

#Question id: 5436

#SCPH06 I Botany

Quantitative characteristics arise from two phenomena either polygenic or environmental influence on genotype. Which of the following is not character of quantitative polygenic trait?