Practice Questions

TLS Online TPP Program

#Question id: 370

Which of the following statements is true about buffer solutions?

#Section 4: Fundamentals of Biological Engineering

They maintain a constant pH of 7.
They maintain a constant pH when acids are added to them but not when bases are added to them.
They fluctuate in pH when either acids or bases are added to them.
They maintain a relatively constant pH when either acids or bases are added to them.

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TLS Online TPP Program

#Question id: 1155

#Section 3: Genetics, Cellular and Molecular Biology

The activity of beta-adrenergic receptors is regulated by:

TLS Online TPP Program

#Question id: 205

#Section 2: General Biology

Which coenzyme is composed of a 2-mercaptoethylamine unit, the vitamin pantothenate and an ADP moiety?

TLS Online TPP Program

#Question id: 14660

#Section 1: Engineering Mathematics

then f¹⁰⁰ f (0) is

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#Question id: 1957

#Section 2: General Biology

What is a graft between different members of the same species termed?

TLS Online TPP Program

#Question id: 5159

#General Aptitude

the last digit of the number 3^2016 is