Yes, and living things can exist on earth without reproduction. Many things grow by what we call budding or binary fission. Example of these are bacteria.
Proteins are not bad. Without proteins no living things would exist on the earth anywhere.
the terrain, soil, living conditions must exist.
Life on Earth uses DNA. But simply b/c that's ALL we know doesn't mean that it's all that exists.
Something can exist without necessarily being alive. For example, my coffee table exists, but it is not living. My shoes exist, but they are not living.
All living things which we know of exist within the Earth's biosphere.
no
living things would not exist as earth is the only known planet which has life.
No. Life can exist without it.
biosphere
biosphere
Living things need water to live unless they will die
Living things need water to live unless they will die