Answer:An inherited, natural selection.
Explanation: Adaptation is the process through which living organisms develop mechanisms this mechanisms may be Inherited to enable them survive competition and other prevailing circumstances. Which can also be environmental, climatic factors etc.
Adaptation helps to ensure the principle of NATURAL SELECTION,where organisms which have been able to develop similar mechanisms or have natural mechanisms that has enabled them to survive the prevailing circumstances in the habitat.
The lower respiratory tract is sometimes referred to as the tracheobronchial tree, this describes the branching structure of airways supplying air to the lungs, this includes the trachea, bronchi and bronchioles.
Human rights and equality. One of the EU's<span> main </span>goals<span> is to promote human rights both internally and around the world. Human dignity, freedom, democracy, equality, the rule of law and respect for human rights: these are the core values of the </span>EU<span>.
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