front 1 An atom or molecule becomes an (anion/ion/cation) when it loses an electron to a more electronegative molecule | back 1 Cation |
front 2 A chemical reaction in which a water molecule is a reactant is known as (dehydration/hydrolysis) reaction. | back 2 Hydrolysis |
front 3 A (base/acid) is a molecule that binds with hydrogen ions when it is dissolved in water. | back 3 Base |
front 4 The folding of a polypeptide into a three-dimensional shape is its (secondary/tertiary/quaternary) structure. | back 4 Tertiary |
front 5 The DNA double helix is held together by (covalent/ionic/hydrogen) bonds. | back 5 hydrogen |
front 6 A (catalyst/enzyme) is any molecule that speeds up a chemical reaction. | back 6 Catalyst |
front 7 The monomer of a nucleic acid is called a (nucleoside/nucleotide/base). | back 7 Nucleotide |
front 8 A chemical reaction that traps energy within newly formed chemical bonds is an (exothermic/endothermic) reaction | back 8 Endothermic |
front 9 A (indicator/base/buffer) is a substance that maintains the pH even when the amounts of acid and or be are changing | back 9 Buffer |
front 10 The sum of all of the chemical reactions within an organism is referred to as its (metabolism/physiology). | back 10 Metabolism |
front 11 the (atoms/isotopes/stereoisomers)of an element varying the number of neutrons in the nucleus. | back 11 isotopes |
front 12 In a (hypertonic/isotonic/hypotonic) solution, an animal cell can gain so much water thai it may burst. | back 12 Hypertonic |
front 13 The presence of a cell (wall/membrane) enables bacterial and plant cells to resist the effects of hypotonic solutions. | back 13 wall |
front 14 a higher concentration of solutes corresponds to a (higher/Lower) concentration of water in a given solution. | back 14 Lower |
front 15 A (symport/antiport/uniport) is a carrier protein that transports two substances in the same direction across a membrane. | back 15 Symport |
front 16 Eukaryotic flagella are anchored by the basal body in the (cytoplasm/wall / membrane. | back 16 Cytoplasm |
front 17 the reserve deposits of starch or other compounds found in many prokaryotic cells are called (vacuoles/inclusions/nucleoid). | back 17 inclusions |
front 18 Eukaryotic cells use a process known as (pinocytosis/phagocytosis) to obtain liquids from their environment. | back 18 Pinocytosis |
front 19 Lipid (LPS/NAM/A/NAG) is a part of the Gram-negative cell outer membrane that can produce fever, inflammation and shock when it is released into the bloodstream. | back 19 A |
front 20 The smooth endoplasmic reticulum is the site of (protein/lipid/carbohydrate) synthesis. | back 20 Lipid |
front 21 Fibrous structures some archaea use for attachment to surfaces are (hami/fimbriae). | back 21 Hami |
front 22 A (capsule/slime layer/matrix) is a type of glycocalyx that is firmly attached to the cell. | back 22 Capsule |
front 23 Goli Bodies are examples of a (membranous/non-membranous/cellular)organelle. | back 23 Membranous |
front 24 the semiliquid matrix of the nucleus is called the (cytoplasm/nucleoid/nucleoplasm). | back 24 Nucleoplasm |
front 25 A structural molecule found in eukaryotic cytoskeletons, flagella, cilia, and centrioles is (flagellin/tubulin/fibrin). | back 25 Tubulin |
front 26 A (monocular/binocular/compound) microscope has a single ocular lens. | back 26 Monocular |
front 27 A (acidic/metallic/fluorescent) molecule is one that absorbs invisible radiation and emits visible light. | back 27 Fluorescent |
front 28 The total magnification using a 10 ocular and a 100 objective would be (110/1000/10000) X. | back 28 1000 |
front 29 A (decolorizer/mordant/fixer) is a substance that binds to a dye and makes it less soluble. | back 29 Mordant |
front 30 Coating a specimen with a heavy metal is a step in preparing it for (phase/fluorescent/electron) microscopy. | back 30 Electron |
front 31 A serological test that involves the clumping of antigen and antibody is the (agglutination/antigen/ELISA) test. | back 31 agglutination |
front 32 the system of taxonomy used today was originated by (Linnaeus/Darwin/Woese). | back 32 Linnaeus |
front 33 Carl Woese and his colleagues proposed the (phylum/domain), a taxon that contains multiple kingdoms. | back 33 Domain |
front 34 Bacterial viruses, called (bacteriophages/phages/bacteriotypes), can be used to help classify different groups of bacteria. | back 34 Bacteriotypes |
front 35 A primary purpose for the use of stains in microscopy is the increase the (magnification/brightness/contrast) of a specimen. | back 35 Contrast |
front 36 An integral part of serological testing is the use of a solution called (blood/plasma/antiserum) that contains antibodies. | back 36 antiserum |
front 37 In a compound microscope, the lens that directs light through the specimen is the (ocular/condenser/objective) lens. | back 37 Condenser |
front 38 the process of immobilizing organisms on a glass slide through the application of either heat or chemicals is (staining/mordant/fixation). | back 38 Fixation |
front 39 A staining procedure that uses a single basic dye is called a (simple/basic/cationic) stain. | back 39 Simple |