BIOSENSORS AND BIOCHIPS QUIZ

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

55 kilobase

375 kilobase

155 kilobase

325 kilobase

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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 pests

Resistance to disease

All of these

Early ripening

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An ordered array is any collection of analytical elements configured in

circle

none of these

rows and columns

randomly

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Microbiosensors are based on

ions effect

ionsensitive field effect transistor

magnetic effect

piezoelectric effect

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Biochips are made up of

conducting molecules inserted into the protein frame work

semi-conducting molecules inserted into the protein frame work

any of the above

non-conducting molecules inserted into the protein frame work

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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

seed collection

cuttings

selective breeding

pollination

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Microarray analysis involves biological assays based on

purification columns

small glass chips

filters

gels

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The inosine and hypoxanthine can be determined simultaneously by using

inosine and hypoxanthine sensor

inosine sensor

urea sensor

amorphous silicon ISFET

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Pollination is the process by which plants transfer male sex cells from one plant to another. How does the nucleus of the male cell reach the female cell?

It blows in the wind

The pollen grain grows a pollen tube and the nucleus travels down the pollen tube to reach the egg cell

It travels on the legs of bees and sticks to the egg cell

None of these

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Hypoxanthine can be measured by

hypoxanthine sensor

alcohol sensor

amorphous silicon ISFET

urea sensor

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