Answer:
A.
Explanation:
The arctic soil is so cold that the ground beneath the tundra surface remains frozen all year. This permanently frozen ground is called permafrost. Each summer, when the sun warms the tundra surface, the top few inches of soil thaw. This melted part is called the active layer.
Prokaryotic and eukaryotic have structures in common such as plasma membrane, ribosomes, DNA, cytoplasm.
A). Calculation: Given mass of Au * 1mol of Au/molar mass of Au= # of moles
;
57.01 g Au*1 mole of Au/196.97g Au=0.3 moles of Au. So the answer is 0.3 moles of gold(Au). Good luck on the rest, and message me on Brainly if you need more help. I'll be happy to.
A. The sea anemone protects the clown fish’s eggs from predators
Because the anemone stings other sea life, but not the clown fish, it can provide safety for the clown fish and its eggs.
The answer is Heredity! :)