MCQ
Polymerase chain reaction is most useful in
- A$DNA$ synthesis
- ✓$DNA$ amplification
- CProtein synthesis
- DAmino acid synthesis
(b) $PCR$ is a method for amplifying a specific piece of $DNA$ molecule without the requirement for time-consuming cloning procedures.
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$I.$ The total organic matter synthesised by the producers in the process of photosynthesis per unit time and area is known as gross primary productivity
$II.$ Net primary productivity is the weight of the organic matter stored by the producers in a unit area/volume per unit time
