BIOSENSORS AND BIOCHIPS QUIZ

Microarray analysis involves biological assays based on

gels

purification columns

filters

small glass chips

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Which of the following is correct about micro biosensors?

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

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

All of these

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

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Gene banks conserve stocks of

seed and vegetative material both

none of these

seed only

vegetative material only

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A micro array is an ordered array of microscopic elements on a planer substrate that allows the specific binding of

both (a) and (b)

gene or gene products

none of these

whole genome

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

mutation

new species

clone

new variety

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When farmers breed new plants they choose the pollen from one variety of plant and place it onto the stigma of another variety of plant. This type of plant breeding is known as

selective breeding

seed collection

cuttings

pollination

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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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Microbiosensors are based on

ions effect

ionsensitive field effect transistor

magnetic effect

piezoelectric effect

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Microarrays are also known as

DNA chips

gene chips

biochips

all of these

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

325 kilobase

375 kilobase

55 kilobase

155 kilobase

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