Biology 1406 Collin College -BIOL 1406 Exam 2 ACC with answers

BIOL 1406 Exam 2 ACCWhich of these classes of biological molecules does NOT include polymers? - correct answer Lipids Which of the following is the best explanation for why vegetable oil is a liquid at room temperature while animal fats are solid? - correct answer vegetable oil has more double bonds than animal fat. saturated fatty acids are what ? - correct answer principle molecules in lard and butter. Which of the following molecules is the pentose sugar found in RNA? - correct answer 12 Which of the following is the strongest evidence that protein structure and function are correlated - correct answer Denatured protein do not function normally. All of the following contain amino acids EXCEPT - correct answer Cholesterol The chemical reaction illustrated with OH and H forming H2O is ? - correct answer forms a polypeptide bond Which of the following includes all of the pyrimidines found in RNA and DNA - correct answer cytosine,uracil,thymine What technique would be most appropriate to use to observe the movements of condensed chromosomes during cell division - correct answer Light microscope Cell size is limit to - correct answer surface area to volume ratios Which structure is common to plant and animal cells - correct answer Mitochondria