I think it’s a, hopefully you get it right!
Often times, non-human life in an urban ecosystem is more disturbed in a way that changes happen rapidly, such as the soil and plant cover and temperature and water availability
Explanation:
I hope the diagram will help remember A always pairs with T and C always pairs with G. u can also remember as Apple Tree and Car Garage. :)
Humans are formed through sexual reproduction, some people think we just came him unknowingly and others think evolution where we come from apes, but scientist proved that humans are made through reproduction.