Which properties describe pedocal, a type of soil common in the western united states?

a. dry, light gray-brown in color, and abundant in calcite

b. damp, reddish-brown in color, and rich in clay

c. wet, orange or red in color, and poor in calcite

A. dry, light gray-brown in color, and abundant in calcite.

Pedocal soils found in the western United States, are exposed to dry, warm climates and receives very low amount of rainfall. They exhibit high amount of calcium carbonate and sulfate minerals, because of the composition and environmental exposure they are light gray brown in color and dry.

1. amino acid refers to the fundamental building block of proteins, comprising of an amino group and a carboxyl group.

2. catalyst refers to any substance, which increases the rate of chemical reaction without being used up in the reaction.

3. a complex molecule containing he genetic code is dna or deoxyribonucleic acid.

4. an enzyme refers to a molecule of protein, which is unique in accelerating up a particular chemical reaction in the biological systems.

5. nucleic acid refers to an sequence of sugars, phosphates, and nitrogenous bases, for example, dna and rna.

6. a protein refers to a large, composite organic molecule comprising of a huge number of amino acids associated together with the of peptide bonds.

7. rna refers to a nucleic acid that takes part in the production of proteins.

8. substrate refers to a compound, which takes part in a chemical reaction, and is chemically modified by the reaction.