MCQ
What is the practical utility of genetics
- AImprovement in qualities of pet animals
- BImprovement in crop quality
- CImprovement in qualities of man
- ✓All the above
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$I.$ Stretch receptors on the wall of urinary bladder send signal to the $CNS$
$II.$ The bladder fills with urine and becomes distended
$III.$ Micturition
$IV.$ $CNS$ passes on motor messenger to initiate the contraction smooth muscles of bladder and simultaneous relaxation of urethral sphincter
The correct order of steps for urination is