Practice Questions

TLS Online TPP Program

#Question id: 23860

RNAi methodology uses double-stranded pieces of RNA to trigger a breakdown or blocking of mRNA. For which of the following might it more possibly be useful?

#Unit 13. Methods in Biology

to raise the rate of production of a needed digestive enzyme
to decrease the production from a harmful gain-of-function mutated gene
to destroy an unwanted allele in a homozygous individual
to form a knockout organism that will not pass the deleted sequence to its progeny

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TLS Online TPP Program

#Question id: 22953

#Unit 5. Developmental Biology

The MADS box gene form tetramers that bind to

TLS Online TPP Program

#Question id: 10250

#Unit 6. System Physiology – Plant

Glycolysis involves a series of reactions catalyzed by enzymes located in,

TLS Online TPP Program

#Question id: 10637

#Unit 10. Ecological Principles

Which of the following graph represent logistic growth pattern and exponential growth respectively?

TLS Online TPP Program

#Question id: 24544

#Unit 9. Diversity of Life Forms

In the tree below, the given character state character A and B represents;

TLS Online TPP Program

#Question id: 5396

#General Aptitude

If the mean of a,b,c is M and ab+bc+ca=0 then the mean of a^2,b^2,c^2 is: