A, observations.. You don't come up with conclusions before hypotheses, and the contact with other scientists is just a dumb answer
Viruses
Living characteristics of viruses include the ability to reproduce – but only in living host cells – and the ability to mutate.
Mendel’s principles apply to genetics and hereditary
Answer:
I hope and this result Will serve you
Human exploitation of fragile ecosystems can lead to the droughts and arid conditions characteristic of desertification. Effects include land degradation, soil erosion and sterility, and a loss of biodiversity, with huge economic costs for nations where deserts are growing.