Explanation:
charles darwin proposed thoery of natural selection.he had collected imnumerable specimens of plant and animals.he published concept survival of fittest. while explaining he says that There is always competition for food.only those organism survive which shows adptations in various reasons. it thoery of natural selection.
There are some objections,
1. natural selection is not only factor responsible for evolution.
2. darwin did not mention uesful and useless modifications.
3. There is no explanation about slow and abrupt changes
What? no. B. false, cooled magma is called extrusive igneous rock.
From a modern genetic perspective, this is defined as evolution.
Gravity (defined as: the force that attracts a body toward the center of the earth or toward any other physical body having mass)
