Answer:
adenine, guanine, cytosine, or thymine
They probably fall into the bacteria catagory
any type of solid or liquid water that falls from the atmosphere
Answer:
It is A
since the energy source is the first thing you need to make the planet habitable, and in order for the animals to live, you need plants like trees to give air. so the cycle is Sun-Plant-Animal
Answer:
what's this can u explain me in hindi pls
