Igneous rocks form when molten rock (magma or lava) cools and solidifies. Sedimentary rocks originate when particles settle out of water or air, or by precipitation of minerals from water. Crystallization, erosion, sedimentation, and metamorphism transform one rock type into another or change sediments into rock. The rock cycle describes the transformations of one type of rock to another. The process by which a rock changes form or mineral content as a result of environmental changes such as heat and pressure. a rock that was altered by metamorphism.

3 0

2 years ago

If a single-celled organism is found to have a nucleus which contains its DNA and a phospholipid membrane, what else can safely

Harman [31]

We can also assume that this organism contains membrane bound organelles, and I believe is categorized as a Protist.

5 0

3 years ago