Coacaine and Morphine can enter the brain centres because they can cross over the <u>brain-blood</u> barrier.
Answer:
Las conversiones de las unidades simples se realiza de forma directa mientras que la correcciones de las unidades compuestas se realiza mediante el factor de conversión.
Explanation:
Answer:
1. France = to teach them about french culture and also show them the eiffel tower.
2.Russia = to teach them about the russian culture and also show them the decorative houses and moque things
3.Monaco = to show them through the city and take them to the mountains
4.Ice-land = to show them the aurora borealis and icey landscapes
5.Luxembourg = to show them the old towers and bridges.
Answer:
It was thought that the Earth was the central planet in the planetary system and that every other planet turned around the Earth.
Explanation:
Aristotle had an opinion that the planets and Sun are motionless. He didn't see any sign of movement of the Earth. No perpetual winds that would blow.
Also, he said that the ball thrown into the air didn't fall behind the one who threw it, so it meant the Earth couldn't be rotating and moving.