Answer:
They protect you against illness and disease. Think of white blood cells as your immunity cells. In a sense, they are always at war. They flow through your bloodstream to fight viruses, bacteria, and other foreign invaders that threaten your health.
The two scientists that created the three-dimensional structure of DNA are James Watson and Francis Crick.
Más allá del tamaño, las principales diferencias estructurales entre células vegetales y animales están en algunas estructuras adicionales encontradas en las células vegetales. Estas estructuras incluyen: cloroplastos, la pared celular y vacuolas.
Have very few or no predators in the new ecosystem.