the skin covering the human body consists of 2 layers.
Answer:
it provides other readers with historical information
Explanation:
Answer:
roots spread out underground like the branches of a tree as to get sufficient water and nutrients form the soil to transport to the other parts of the tree for its own growth , by spreading out roots tend to collect or suck the maximum nutrients
Answer: Is a group of organisms of the same species that interbreed for example a group of robins in North America
Answer:
Natural selection leads to evolution.
