Answer:
One biotic factor includes soil, air(oxygen and carbon dioxide), water.
One biotic factor includes animals and plants.
Both factors are different in each ecosystem. This is because, for example, the soil in desert ecosystem can differ from the polar ecosystem. Animals in polar ecosystems include polar bears, wolves, etc. while desert ecosystems have animals like deer, artic fox, etc.
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I don’t get what you are asking for. Maybe if you tell me what you need help with I can possibly help you!!
Have a great dayy:)))
A. DNA
Explanation: DNA is what makes the genes and genes get passed on from one generation from the next meaning it’s hereditary
I think it’s d or a but I’m pretty sure it’s D
