Practice Questions

TLS Online TPP Program

#Question id: 4162

Which statement is false concerning aminoacyl-tRNA synthetase?

#3. Fundamental Processes

It recognizes only one amino acid, but may recognize more than one tRNA.
It requires a conversion from ATP to ADP.
Hydrolysis of pyrophosphate essentially makes its reaction irreversible.
Some synthetases bind the anticodon and others do not.

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TLS Online TPP Program

#Question id: 18899

#13. Methods in Biology

Cobalt-57 is a radioactive element Used as a tracer to diagnose

TLS Online TPP Program

#Question id: 18900

#13. Methods in Biology

Which statement is correct regarding ratio of half-life of radioactive material to its mean life?

TLS Online TPP Program

#Question id: 18901

#13. Methods in Biology

Calcium-47 Important aid to biomedical researchers studying the

TLS Online TPP Program

#Question id: 18902

#13. Methods in Biology

which of the following radioactive element Used to treat cancerous tumours

TLS Online TPP Program

#Question id: 18903

#13. Methods in Biology

For imaging purpose, a specialized gamma camera is used to detect the radiation throughout the body. Most used techniques in nuclear imaging are

TLS Online TPP Program

#Question id: 18904

#13. Methods in Biology

Advantages of using short half-life isotopes