The toxic shock syndrome toxin is produced by some Salmonella species when there is not sufficient iron present. When iron is present, it prevents transcription of the TSS-toxin gene. Iron therefore serves as __________.

TLS Online TPP Program

#Question id: 11565

#SCPH28 | Zoology

Portal blood vessels connect two capillary beds found in the ________.

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#Question id: 10597

#SCPH28 | Zoology

Growth model of logistic with 1000 carrying capacity and exponential with ideal condition is related to initial population.  Growth rate was observed at population density of 100, 200, 500 and 1000. Following observation is correct?

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#Question id: 27867

#Research Methodology

What type of chart is useful for showing trends or changes over time?

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#Question id: 10941

#SCPH28 | Zoology

In a normal healthy person, which of the following blood components has the shortest life span?

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#Question id: 408

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

Which of the following compounds has the largest negative value for the standard free-energy change (DG'°) upon hydrolysis?