Multiple-Choice Questions 1) What element makes protein different from carbohydrate and fat? A) carbon B) hydrogen C) oxygen D) nitrogen Answer: D Page Ref: 186 Skill: Factual 2) What dictates the structure of a protein molecule synthesized by the body?
A pile of minerals. This image shows some of the most common minerals you'll find in rocks. This pile contains plagioclase feldspar, potassium feldspar, quartz, muscovite mica, biotite mica, amphibole, olivine, and calcite.otassium feldspar is another member of the feldspar mineral family. Like plagioclase feldspar, potassium feldspars are silicate minerals that contain a considerable amount of-you guessed it-potassium.
Biotite is a name used for a large group of black mica minerals that are commonly found in igneous and metamorphic rocks.These include: annite, phlogopite, siderophyllite, fluorophlogopite, fluorannite, eastonite and many others.xperienced observers can sometimes recognize phlogopite by its brown color. As noted above, biotite is a name used for a number of black mica minerals that have different chemical compositions but very similar physical properties.