Pepsinogen is converted to its active form in the stomach by ________.

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#Question id: 23141

#Unit 13. Methods in Biology

Resolution of a light microscope is 0.42nm at 300 wavelength of light. If the specimen is viewed under oil what is the refractive index?

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#Question id: 19467

#Unit 13. Methods in Biology

Eosin is an acidic dye which basically binds to which molecules?

1. DNA

2. Carbohydrate

3. Glutamic acid

4. Aspartic acid

5. Asparagine

Which combination of the above options are correct?

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#Question id: 18897

#Unit 13. Methods in Biology

A radioactive compound having Low energy ß Used in genetics and molecular biology research.

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#Question id: 18898

#Unit 13. Methods in Biology

Iodine-123, Iodine-125, Iodine-129, Iodine-131 are the radioactive compound having radioactive properties and used as for the diagnosis of

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#Question id: 18899

#Unit 13. Methods in Biology

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

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#Question id: 18900

#Unit 13. Methods in Biology

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