These are called igneous rocks due to them being made from lava from an volcanoe eruption,
Here is your answer I hope it was useful: a striation is any of a number of tiny parallel grooves such as: the scratches left by a glacier on rocks or the streaks or ridges in muscle tissue. Your answer is yes, there are striation across the width of a muscle.
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Answer:
answer is part (4)
Explanation:
A sequence of bases on DNA that code for a specific protein
A lipid that has 3 long chains of fatty acids covalently attached or bonded to the glycerol backbone would form a single triglyceride molecule.