B) Billowy sheep-like clouds.
Answer:
C
Explanation:
Trilobites were alive the longest time ago, so they would be found in the oldest rock layer.
The answer is B because A is being changed .
Answer:
The growing population demands more food and more land for their needs. As it increases, more land is used for building houses and factories.
Explanation:
Answer:facilitated diffusion
Explanation: facilitated diffusion us the carrier-mediated Transport of large molecules across the cell membrane using Transport proteins found in the cell membrane.such molecules include glucose,amino acids and ions.the passage across the membrane is from higher concentration to lower concentration