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TLS Online TPP Program

#Question id: 4361

How do steroid hormones produce their effects in cells?

#Unit 3. Fundamental Processes

  1. by binding to the regulatory gene in an operon

  2. by activating translation of certain mRNAs

  3. by promoting the degradation of specific mRNAs

  4. by binding to intracellular receptors and promoting transcription of specific genes

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TLS Online TPP Program

#Question id: 11276

#Unit 10. Ecological Principles

Following statement regarding efficiency at different tropic level for secondary production?

A-high production efficiency individual able to survive at little food

B-production efficiency decrease toward increase tropic level 

C-aquatic herbivore is more efficient grazer than terrestrial grazer

D- Carnivore assimilation efficiency appear to average around 10%

Which above combination are correct?
TLS Online TPP Program

#Question id: 20712

#Unit 12. Applied Biology

In electron transfer process usable energy is recovered through which reactions and forms energy storage compounds or electrochemical gradients
TLS Online TPP Program

#Question id: 15213

#Unit 13. Methods in Biology

In SDS PAGE chloride ions and glycinate ions are used to create
TLS Online TPP Program

#Question id: 4542

#Unit 3. Fundamental Processes

Repression of the GAL1 gene in yeast by Mig1, in the presence of glucose follows those steps;

I- Deacetylation of local nucleosomes

II-Recruiting the Tup1 repressing complex

III- Mig1 represses expression of GAL1

IV- Mig1 binds a site between the UASG and the GAL1 promoter
TLS Online TPP Program

#Question id: 23165

#Unit 13. Methods in Biology

For visualizing two proteins which are localized in nucleus through fluorescence microscopy which two sets of dyes can be best used for clear visual?