Answer:
(of a material or membrane) allowing certain substances to pass through it but not others, especially allowing the passage of a solvent but not of certain solutes
Explanation:
Answer:
Tectonic plates.
Explanation:
The continents are embedded in the plates, like logs in the ice of a frozen river. As the plates move, the continents move with them. When two continental plates meet, one is dragged down beneath the other.
The answer is B, use energy they take in from the environment to convert inorganic molecules into complex organic molecules.
Answer:
is always a higher organism
Explanation:
lets take an example:
food chain consisting of zooplankton, small fish, big fish and man
as the order goes in the question ,the organism at the end of this food chain is man
