MCQ
An angiosperm is different from a gymnosperm in the absense of
- AVascular tissue
- BOvary
- CSeed
- ✓Naked ovule
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$R-$ Kreb's cycle occurs in cytoplasm of cell
Assertion $(A)$:
Osteoporosis is characterised by decreased bone mass and increased chances of fractures.
Reason $(R)$ :
Common cause of osteoporosis is increased levels of estrogen.
In the light of the above statements, choose the most appropriate answer from the options given below: