AP Biology Practice Exam Questions With Correct Answers 100% Verified.

AP Biology Practice Exam Questions With Correct Answers 100% Verified. [2] The tertiary structure and function of a polypeptide is principally determined by the: ----------------------------------------------- [A] length of the polypeptide. [B] number of nucleotides present in the polypeptide. [C] repeated units of glycerol making up the polypeptide. [D] interactions between amino acids present in the polypeptide. [E] number of introns within the polypeptide. - answer[D] interactions between amino acids present in the polypeptide. [3] In a species that has five different alleles for a gene at a particular locus, how many different alleles may be present in the somatic cells of one diploid individual? ----------------------------------------------- [A] One [B] Two [C] Three [D] Four [E] Five - answer[B] Two [4] If red blood cells cultured in an isotonic medium are placed in distilled water, they will most likely: ----------------------------------------------- [A] remain unchanged [B] shrivel [C] swell and lyse [D] divide [E] become dormant - answer[C] swell and lyse [7] Metabolism of which the following molecules results in the greatest net usable energy per gram? ----------------------------------------------- [A] A triglyceride [B] A tripetide [C] An alpha-linked disaccharide [D] A beta-linked disaccharide [E] An anabolic steriod - answer[A] A triglyceride [8] Cells that make up salivary glands would be expected to contain a relatively large amount of: ----------------------------------------------- [A] smooth endoplasmic reticulum