MCQ
Mutations are responsible for
- AIncreasing the population rate
- ✓Variations in organisms
- CConstancy in organisms
- DFor beneficial changes in organisms
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$I.$ pre-reproductive
$II.$ reproductive
$III.$ post-reproductive
$IV.$ old-age group
$V.$ adolescent age group
$VI.$ infertile age group
Choose the correct option for given statements
$R$ : It could replace the use of monkeys to test the safety of batches of the vaccine.