I thinking A. or B. but im sure it one of them. that's a 50% chance.
Answer:
This is biomagnification, and it means that higher-level predators-fish, birds, and marine mammals-build up greater and more dangerous amounts of toxic materials than animals lower on the food chain. In this activity you will explore the biomaginification of toxic chemical, mercury, through a simple marine food chain.
Explanation:
Johannes Kepler was the one who elucidated the 3 laws of planetary orbits, the chief one being the elliptical orbits of the planets around the sun with the sun at a focal point at one end of the orbits. This was derived especially from careful observations by Tycho Brahe of the heavens and based on his model of the orbits so was scientifically based.
Answer:
those are the answers! just click em,
Explanation:
A) Living things come from nonliving things.
B) Cells can come from nonliving materials
C) Frogs can come from mud.
