Liberty University BIOL 101 Quiz 2 Complete Solutions Correct Answers Key

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Liberty University BIOL 101Quiz 2 Complete SolutionsCorrect AnswersKeyMore than two versionsIn an organism, the structure of ___________ determines its function; in a cell the structure of____________ determines its function.A common form of energy storage in the roots of plants:A condensation reaction joins two organic molecules together creating an H+ ion and an–OHion. These thenThe tertiary structure of a protein describes itsA fat molecule consists of:Testosterone signals all of the following in the human male except:Which of the following examples from the living world exhibit well-designed structures supportingwell-designed functions?In a protein, the sequence of amino acids often folds initially into alpha helices and/or betapleated sheets. These helices and sheets are two examples ofPolymers are degraded by the cell into monomers in a process in which the __________ from awater molecule stabilize the broken _________ in the polymer molecule.The bases in a DNA molecule include all of the following exceptThe structure of testosterone could best be described asWhich of the following is the name for a class of sugar molecules?The four major classes of biomolecules are:An amino group, a carboxylic acid group, a hydrogen atom and one or more atoms composing aside chain (“R” group) all together make up a monomer calledA phospholipid is made up of:A carbohydrate contains ________ atoms.Which of the following is not a lipid?

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The carbon atom is uniquely suited to building large molecules because it:A large polymeric molecule that is nonpolar over most of its structure but very polar at one end:Each of the following is the name of a class of monomers used as building blocks in the polymersof living organisms except forThe structure of a phospholipid molecule admirably suits it to the function ofThe Miller-Urey experiments used random jolts of electrical energy to produce a variety of aminoacids and other molecules. One weakness of these experiments:Virtually all monomers in cells are built into polymers by removing _________ from one monomerand ____________ from the other monomer, and using these products to form ____________Which of the following molecules is a polymer?Carbon atoms are uniquely suited for building molecules in living things becauseInlivingorganismswell-designedstructuressupportwell-designedfunctions.Thisintricacyofdesign is seen atHemoglobinCarbohydrates include all of the following exceptWhich of the following is not a carbohydrateThe carbon atomGlycoproteinsDNA contains four kinds of nitrogenous bases whoseprinciple function isWhich is not a function of a lipidCellulose and starch are both long polysaccharide chains made of glucose molecules.But a cell’s enzymes cantell them apart becauseWhen a single hemoglobin subunit picks up an oxygen moleculeAmino acids are building blocks used in building proteins.About how many different kinds of amino acids arethere for this purposeWhich class of biomolecules is most efficient as a long-term storage, concentrated source of energy?What stimulates the release of the enzyme amylase into the pancreatic duct so that it can breakdown starches?

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Which of the following terms describes or names a cell that swims like an animal using cilia, but isgreen in color like a plant?Which of the following is NOT part of the Cell Theory?A eukaryotic cell structure (organelle) that results when a vesicle formed from the Golgi complexsimply remains in the cytoplasm of the cell:Which of the following statements is an element of cell theory?Biologists have discovered living things that defy (do not agree with) “Cell Theory”. Which aspectof the cell theory is most directly violated by slime molds?When the enzyme amylase from the pancreas is finally ready for use, it is stored within cellcytoplasmic vesicles called___.InorderforthenastybacteriumStreptococcuspyogenestoadheretoyourthroatcells,attachment to your cells must be made. This is done using new proteins called _____ and new cellstructures called ________.Two unusual features of protozoan cells like Paramecium areIt is difficult for human macrophages to detect and destroy Strep cells because Strep cellsA prokaryotic cell is protected against osmotic swelling and rupture by itsAeukaryoticcellstructure(organelle)inwhichthefinalstagesofproteinmaturationarecompleted:Energy processing in eukaryotic cells often involves linearly arranged reactions. That is why energyprocessing organelles have highly folded membranes within them—structures known asRespiratoryproteins,ionchannels,transportproteinsandattachmentpointproteinsareallexamples of protein found____ are little molecular machines (eukaryotic cell structures) that move vesicles and organellesthroughout the cytoplasm of the cell.When a protein molecule has folded into its final form, it leaves the endoplasmic reticulum (RER)and travels to the Golgi complex by means ofSome species of Paramecium receive sugars from

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Within an acinar cell, the enzyme amylase reaches its final form withinAn important function of the eukaryotic cell membrane is toWhich of the following is NOT a kind of protein found in a prokaryotic membrane?It is impossible to write a brief dictionary definition of life because____________ house enzymes that trap carbon dioxide and bind it to larger substrate molecules.What structures inside the eukaryotic cell provide a skeletal framework that supports and shapesthe cell?________ and ________ are structures that walk along microtubules in the eukaryotic cell carryingvesicles from place to place.To say that “the cell is the unit of life” means thatWhich of the following organisms is considered to be eukaryotic____ are little molecular machines that move vesicles and organellesthroughout the cytoplasm of the cellCells are small becauseWhich of the following occurs in the nucleolusIn order for nasty bacterium Streptococcus pyogenes to stick to your throatcells, attachment proteins must be made. These proteins are calledProkaryotic organisms have a definite lack of which of the followingA saltine cracker is mostly starch.If cracker bits are digested into small subunitparts, what kind of molecule would be the product?Discrete, visible lengths of DNA sequence found in human cell nuclei areknown asIgnoring cell size and just counting numbers, most of the cells in nature arethis typeBacteriaaretypicallyverymall,yeteventhelargestbacteriumisstillaprokaryote because it

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