MCQ
Pollinia are sac like structures
- AWhich secrete yellow substance called pollen kit
- BWhich are found in megasporangia
- CIn which anther lobes are present
- ✓In which pollen grains are present in mass
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What is the women's $ABO$ genotype and blood type?
$I.$ Flippers of whale and wings of bat exhibit analogy.
$II.$ Wings of butterfly and wings of bird exhibit homology.
$III.$ Organs with dissimilar structure are called analogous organs.
$IV.$ Organs with similar structure and origin are called homologous organs.