Biosensors and Biochips
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?

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
It blows in the wind

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Biosensors and Biochips
Which of the following is correct about micro biosensors?

Can be integrated on one chip and are useful for measuring various substrates in a small amount of sample solution simultaneously
Implantation in human body and are suitable for in-vivo measurements
All of these
It is possible to develop disposable transducers for biosensors through mass production

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