MCQ
Each annual growth ring has
- ✓An inner layer and an outer layer
- BA single layer of xylem elements
- CUniform layer of xylem elements
- DMany layers of xylem elements
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$II.$ $\alpha$-amylase production is barley grain
$III.$ Acceleration of fruit ripening in tomato
$IV.$ Delayed in sprouting in potato tubers
From the given effects find out the effects of ethylene and choose the correct option accordingly