MCQ
It is structural and functional unit between developing embryo (Foetus) and maternal body
- ✓Placenta
- BYolksac
- CCavity of uterus
- DPlug
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$II.$ Allen's rule is explain mammals living in colder climates
$III.$ Altitude sickness is caused because of body not getting enough oxygen due to low atmospheric pressure at high altitude
$IV.$ Desert lizards lack behavioural means to manage to their body temperature
Choose the correct option for above adaptations