Well, biotic factors are living things in an ecosystem such as animals or insects. Abiotic factors are non living things in an ecosystem such as sunlight or temperature. I would say biotic factors would be more harmful since this includes bacteria or other diseases, not many abiotic factors would pose a great threat to the entire human species. Hope this helped.
Pre-embryonic cleavages make use of the abundant cytoplasm of the conceptus as the cells rapidly divide without changing the total volume.
Seed dormancy allows for a seed to germinate only when the conditions are right to support the germination and growth of the plant. This adaptation, therefore, increases the chances of survival for the plant. Natural selection, which powers evolution, will always favor desirable traits which will be entrenched in a population through successive generations.
Tbh, there is no good management. Yes, leaving the environment alone is good, but how will we as people advance? Duplication-can cause both good and bad effects so I don’t really know how to answer your question. Hope this somewhat helped?