Biology, asked by vasu300031, 7 months ago

discuss the aternation in generations in pteridophytes with life cycle

Answers

Answered by badrinathgpm123

Explanation:

Sporophyte generation is main and dominant in pteridophytes. Strasburger (1894) discovered the process meiosis, the actual phenomenon responsible for bringing about alternation of generation. The reduction in the number of chromosomes leads to the formation of a new individual in life cycle.

Answered by krrisanu

Answer:

Alternation of generations (also known as metagenesis) is the type of life cycle that occurs in those plants and algae in the Archaeplastida and the Heterokontophyta that have distinct haploid sexual and diploid asexual stages. ... The haploid spores germinate and grow into a haploid gametophyte.

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