29 AUGUST 2021 CURRENT AFFAIRS QUIZ

What is the size (in kb) of the tobacco chloroplast genome?

375 kilobase

155 kilobase

325 kilobase

55 kilobase

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Which of the following technology is used for micro array manufacturing?

Contact printing

Photolithography

Ink jetting

All of these

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Single stranded circular RNA encapsidated with a larger RNA in a plant virus is

a virusoid

a viroid

a virion

none of these

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Biochips are made up of

semi-conducting molecules inserted into the protein frame work

non-conducting molecules inserted into the protein frame work

conducting molecules inserted into the protein frame work

any of the above

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To qualify as a micro array the analytical device must be

all of these

ordered

microscopic

planer and specific

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The inosine and hypoxanthine can be determined simultaneously by using

urea sensor

amorphous silicon ISFET

inosine and hypoxanthine sensor

inosine sensor

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Which of the following adaptations would it be desirable for a farmer to breed into a crop of wheat?

Resistance to disease

All of these

Early ripening

Resistance to pests

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When a gardener takes a cutting from a plant, indicating that he has made a

clone

new variety

new species

mutation

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Which of the following is correct about micro biosensors?

Implantation in human body and are suitable for in-vivo measurements

Can be integrated on one chip and are useful for measuring various substrates in a small amount of sample solution simultaneously

It is possible to develop disposable transducers for biosensors through mass production

All of these

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Hypoxanthine can be measured by

alcohol sensor

amorphous silicon ISFET

hypoxanthine sensor

urea sensor

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