A patient’s urine is collected for 2 hr, and the total volume is 600 ml during this time. Her urine osmolarity is 150 mOsm/L, and her plasma osmolarity is 300 mOsm/L. What is her “free water clearance”?

TLS Online TPP Program

#Question id: 19831

#Unit 12. Applied Biology

Expression of the avr gene would produce the elicitor that would be recognized by the corresponding R gene product; this recognition will initiate and culminate in

TLS Online TPP Program

#Question id: 19832

#Unit 12. Applied Biology

The single component system is based on the expression of a toxic polypeptide in response to

TLS Online TPP Program

#Question id: 19840

#Unit 13. Methods in Biology

Match the following source of thermostable DNA polymerase with proofreading (3’−5’ exonuclease) activity;

DNA Polymerase	Sources
A- Tma	i) Pyrococcus furiosus
B- Deep VentTM	ii) Pyrococcus woesi
C- Tli	iii)  Thermotoga maritima
D- Pfu	iv) Pyrococcus sp.
E- Pwo	v) Thermococcus litoralis

TLS Online TPP Program

#Question id: 19841

#Unit 13. Methods in Biology

Which of the following is true regarding Reverse transcriptase ?

TLS Online TPP Program

#Question id: 19842

#Unit 13. Methods in Biology

Primer-Dimer leads to the formation of ___

a) Inter-complemetary primers

b) Hybrid 

c) Amplicons

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#Question id: 19843

#Unit 13. Methods in Biology

Real time PCR analyzed various steps such as__

a) Denaturation

b) Annealing

c) Phosphorylation

d) Amplification

e) Methylation

f) Extension

Which of the following steps are correctly analyzed by real time PCR?