MCQ
Recombination of genes occur at:
- AProphase I in meiosis.
- BProphase II in meiosis.
- CMetaphase II in meiosis.
- DProphase in mitosis.
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$R$ : Bats and whales show echolocation and four chambered heart.
$(a)$ Mosses and Lichens are the firstorganisms to colonise a bare rock
$(b)$ Selaginella is a homosporous pteridophyte
$(c)$ Coralloid roots in Cycas have VA Micorrhizae
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