Answer:
Prokaryotic, and eukaryotic cells share basically four common features:
1) A plasma membrane which is known as outer covering membrane it helps to separate the interior part of the cell from its surrounding.
2) Cytoplasm which is consisted of gel like region inside the cell where other parts of the cell are found.
3) Genetic material of the cell which is known as DNA.
4) Ribosomes, which helps in protein synthesis.
Is important because is the key part of amino and nucleic acids.
Natural selection is the idea that species that acquire adaptations favorable for their environment will pass those adaptations to their offspring. Eventually, only individuals with those favorable adaptations will survive.