It means that only those who are able to adapt with all conditions they are placed in will be able to live.
Earth's crust is made of rock, and rock is made of natural substances called minerals. There are three main types of rock: sedimentary, igneous, and metamorphic rock. Each type is produced in different ways. The oldest rocks on Earth were formed about 3.8 billion years ago.
Everything that surrounds us is our environment
Answer: Mantles
Explanation: Mantles convection currents causes plate movement
Golgi apparatus is your awser to the question