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Lichen is a composite combination of two organisms.

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Penicillin is isolated from The phellogen in the lenticel region is characterised by Many of the germination inhibitors may be leached out of one plant and may inhibit the growth or seed germination of a plant from another species. Plants that exhibit this kind of competitive behaviour are said to be Study the following statements. 1. Evolutionary development of a species can be best studied by studying fossils of these species. 2. Human evolution originated in Africa. 3. Wings of pigeon, bat and mosquito exhibit the phenomenon called Convergent Evolution. Which of the statements given above is/are correct? In gene therapy, to correct the functioning of a faulty gene