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.
Basic rocks are composed of less than 52% silica and a large amount of plagioclase feldspar and very rarely quartz. The two most common types of basic rocks are basalts and gabbros. Ultrabasic rocks are composed of less than 45% silica and contain no quartz or feldspar.