Granite, those black parts I believe are obsidian, a giveaway for granite because it’s a metamorphic rock
Answer:
Sedimentary rocks are the product of 1) weathering of preexisting rocks, 2) transport of the weathering products, 3) deposition of the material, followed by 4) compaction, and 5) cementation of the sediment to form a rock. The latter two steps are called lithification.
Dissolved materials: 3) soluble silica
Solid materials: 1) clays
Explanation:
Contraction for the small intestine also allow for increasing the surface area for absorption of nutrients by the walls of the small intestine and also to allow the undigested food substances to be moved from the small intestine to the large intestine
Both organelles are round, and membrane-bound. They also have internal sacs that form a lumen that is the site for synthesis and transport of respective products. For thylakoid, they are the site for synthesis of photosynthesis while Golgi is sited for lipids and protein synthesis