What is the major biomolecule of cell membrane?

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

In the practice of science, this type of reasoning is used to develop explanations.

Albinism is an inherited genetic disorder. explain what it is meant by inherited genetic disorder