Answer: B)The continents were once connected.
Explanation:
There was probably some kind of earth quake or drift in the plains/plates causing the land to break into pieces and separate
Answer:
son las sustancias quimicas que contienen los alimentos que consumimos de los cuales obtenemos energia necesaria para realizar todo tipo de funcion vital y tener una vida sana
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Answer:
Bacteria cells have no nucleus.
All viruses have a capsid or head region that contains its genetic material. The capsid is made of proteins and glycoproteins.