MCQ
The $\text{RNA}$ polymerase holoenzyme transcribes:
- AThe promoter, structural gene and the terminator region.
- BThe promoter, and the.
- CThe structural gene and the terminator regions.
- ✓The structural gene only.
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$A.$ Detrivores perform fragmentation.
$B.$ The humus is further degraded by some microbes during mineralization.
$C$. Water soluble inorganic nutrients go down into the soil and get precipitated by a process called leaching.
$D$. The detritus food chain begins with living organisms.
$E$. Earthworms break down detritus into smaller particles by a process called catabolism.
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