PCAT Pearson Biochemistry Questions and Answers with 100% Complete Solutions | verified &updated 2024

PCAT Pearson Biochemistry Questions and Answers with 100% Complete Solutions | verified &updated 2024 Genes - composed of DNA DNA - contains information coded in the sequence of its base pairs; able to self-replicate; basis for heredity; mutable RNA - the information of the DNA can be translated into a sequence of amnio acids Proteins - sequence of amino acids; DNA is a blueprint for protein synthesis Central Dogma of Molecular Genetics - DNA (can be self replicated) is transcribed to RNA and then translated to proteins Nucleotide - basic unit of DNA; composed of deoxyribose (sugar) bonded to both a phosphate group and a nitrogenous base Nitrogenous Base - purines and pyrimidines Purines - A and G; larger in structure because they posses a two-ring nitrogenous base Pyrimidines - C and T; one ring nitrogenous base Direction of DNA - 3' to 5' Nitrogenous Base Pairs - A forms 2 hydrogen bonds with T and C forms 3 hydrogen bonds with G