Biology 104

  1. A hypothesis is ________ based on _________.

    C. An educated guess/ Previous experience and knowledge
  2. Science can be used to evaluate and interpret situations involving

    C. Observable events in the natural world
  3. A theory is formed

    A. After a large number of observations and experiments
  4. Which of the following statement is a scientific hypothesis?

    A. Eating less fat will reduce the risk of cancer
  5. Information found in primary sources of scientific information 

    E. Both C and D are correct
  6. If an atom has an atomic number of 12, it is possible to predict that it has ____ electrons in its outer electron shell. 

    E. 2
  7. Am atom is said to be electrically neutral when it has equal numbers of ____ and _____.

    A. Electrons and Protons
  8. Image Upload 1
    What does this graph tell us about the relationship between stress and having colds?

    A. There is a positive correlation between high stress levels and having a cold 
  9. Image Upload 2
    Which of the followig is the independent or experimental varible in the above graph?

    A. Psychological stress
  10. Atoms share electrons 

    A. To achieve a stable outermost shell 
  11. Image Upload 3
    Referring to the image, Which bonds are stronger 

    A. 1 &3
  12. Image Upload 4
    Referring to the image, What type of Bond is #3?

    D. Covalent bond
  13. An element has an atomic number of 5, and an atomic mass of 11. 
    How many protons does an atom of this element have?

    B. 5
  14. An element has an atomic number of 5, and an atomic mass of 11
    How many neutrons does an atom of this element have?

    B. 6
  15. A basic solution, 

    B. Has more OH- ions than H+ ions
  16. Non-Polar molecules tend to be

    C. Hydrophobic 
  17. Which of the following is a nucleic acids?

    D) D. ATP
  18. A polypeptide may be made up of over 300 linked

    A. Amino Acids
  19. Steroids are 

    C. all choices are correct
  20. The R group of side chain of the amino acid Tyrosine is hydrophobic. The R group or side chain of the amino acid Glutamine is hydrophilic. where would you expect to find these amino acids in three-dimensional protein in a water solution such as inside the cell?

    C. Tyrosine would be in the interior, and gluatmine would be on the exterior of the globular protein 
  21. _________ are made up of a glycerol group attached to 3 long hydrocarbon chains. 

    C. Fats and oils 
  22. Trans fats are related to what chemical process?

    D. Hydrogenation 
  23. We talked about "Essential" amino acids and fatty acids. What does it mean that these are "Essential"

    C. Our bodies are not able to build them; they must come from what we eat
  24. Diffusion occurs

    B. Only within living cells
  25. Which of the following would be most likely to use facilitated diffusion to enter a cell?

    B. A Protein 
  26. Image Upload 5
    The image at right shows what process?

    B. Endocytosis 
  27. Image Upload 6
    In the image the diagram shows a solute in water. The dashed line is a membrane permeable only to water. 
    This diagram shows what process taking place?

    C. Osmosis 
  28. Image Upload 7
    In setup 1 which side of the tube has the higher concentration of water?

    C. left
  29. In which cell would you expect to find the most mitochondria?

    D. Muscle cell in the thigh muscle of a long-distance runner
  30. What is the charge of an Electron and where is it located in the atom. 
    Negative and outside rings
  31. What is the charge of a Neutron and where is it located in the atom. 
    Neutral and inside the atom
  32. What is the charge of a Proton and where is it located in the atom. 
    Positive and inside the atom 
  33. Image Upload 8
    The middle cell in this image is in a ___ solution.

    C. Hypotonic
  34. Which of the following is an example of active transport across the plasma membrane. 

    A. a substance being pumped to an area of higher concentration 
  35. What compound directly provides energy for cellular work?

    B. ATP
  36. Image Upload 9
    The diagram best represents

    D. an enzymatic reaction
  37. Image Upload 10
    In the diagram, structure A is the 

    D. enzyme
  38. Image Upload 11
    In the diagram, structure B is the 

    E. Substrate
  39. Metabolism is defined as

    C. all chemical processes that occur within cells
  40. Which subpathway releases most of the energy during aerobic cellular respiration?

    C. electron transport chain 
  41. enzymes are

    D. proteins
  42. Which molecule acts as an electron carrier during cellular respiration 

    B. NAD+
  43. Which of the following is not directly involved in the process of translation 

    B. DNA
  44. The process of fermentation occurs when there is no ___ and results in the conversion of pyruvic acid into ____.

    A. oxygen, lactic acid
  45. RNA is formed in the process of 

    C. transcription 
  46. which of the following is true about transfer RNA

    B. tRNA carries amino acids to the mRNA strands during translation 
  47. The process of gene expression i all living organisms can be summarized as 

    A. DNA -->RNA--> Protein 
  48. Mutations 

    E. both C and D are correct
  49. The tissue supports and holds organs in place 

    C. loose fibrous CT
  50. ______ tissue makes up the inner lining of the stomach 

    B. epithelial 
  51. Where would you find smooth muscle

    A. in the walls of the blood vessels 
  52. sweat is secreted through a duct, this means it is secreted by an 

    A. exocrine gland 
  53. this tissue is found at the ends of bones, the outer ear, and between the vertebrae

    C. cartilage
  54. the dorsal cavity contains

    C. the brain and spinal cord
  55. ____ contain enzymes to break down macromolecules
  56. ______ site of protein synthesis
  57. packaging, storage, distribution of protein 
    golgi apparatus
  58. membranous sac used for material transport 
  59. system of tubular canals for molecular transport 
    endoplasmic reticulum 
  60. powerhouse of the cell
  61. Substances move through the digestive tract by what process

    C. graity 
  62. The primary function of the stomach is to 

    B. store and digest food
  63. what is the primary purpose of the liver in aiding digestion 

    A. produces bile
  64. what is absorbed mainly through the 

    A. large intestines
  65. the liver, gall bladder, and pancreas are connected to ducts which enter the 

    C. duodenum
  66. this layer makes up the inner lining of the digestive tract 

    B. mucosa
  67. which is not a function of hydrocholoric acid in the stomach 

    D. breaks down fats
  68. the ___ is found in the digestive tract but is associated with the immune system 

    E. both the appendix and tonsils
  69. which of the following terms is not associated with the large intestine

    E. duodenum 
  70. the epiglottis 

    B. keeps food from entering the trachea
  71. ___ contains enzymes and bicarbonate to aid digestion 

    A. pancreatic  juice
  72. which organ stores excess glucose and synthesizes protein and fats

    D. liver
  73. absorption of most of nutrients occurs in the 

    C. small intestine
  74. bile

    B. emulsifies fats in the small intestine 
  75. material backing up through the gastroesophageal sphincter causes

    A. heartburn 
  76. human WBC

    D. have a nucleus 
  77. tissue fluid is most similar in composition to 

    A. plasma
  78. which of the following are needed for blood clotting

    C. platelets and proteins
  79. where are oxyhemoglobin formed in the body

    D. the lungs
  80. the formed elements include

    C. all choices are correct
  81. which of the following contain blood with the highest oxygen concentration 

    B. pulmonary vein 
  82. this protein forms a net as part of the blood clotting process

    C. fibrin 
  83. gas exchange between blood and tisues occurs in the 

    B. capillaries
  84. some monocytes become specialized cells called 

    C. macrophages
  85. veins 

    E. both c and d are correct
  86. a signal sent directly from the ______ causes the ventricles to contract

    D. av node
  87. if a persons blood pressure is 110/60, the 110 represents

    A. systolic pressure
  88. what causes a heart attack 

    C. a blockage in a coronary artery 
  89. the AV valves are open durin 
    A. atrial systole 
  90. the second sound in the heartbeat DUB is caused by 
    a closing of the semilunar valves
  91. when smooth muslces within the walls of the aterial blood vessels contract 

    E. all of the above
  92. the blood vessels that nourish the heart muscle are the ____

    C. coronary arteries
  93. angioplasty is 

    C. a procedure to open a blocked artery 
  94. in the pulmonary circuit, the right half of the heart pumps ___ blood to the ____, and then _____ blood flows back to the heart. 

    C. deoxygenated, lungs, oxygenated 
  95. if an individual had a heart problem in which blood was leaking back into the right atrium during ventricular systole, which valve would be malfunctioning

    B. tricuspid
  96. pre-capillary sphincters

    B. regulate blood flow in acapillary bed
  97. Choose the correct pairing

    D. osteoclasts, break down bone 
  98. where is yellow marrow found in the ones

    B. the diaphysis 
  99. the continued erosion and replacement of bone tissue is called 

    C. remodeling 
  100. what is the function of red bone marrow

    C. produces blood cells
  101. trabeculae are

    D. structures of spongy bone 
  102. The major purpose of the epiphyseal plates near the ends of long bone is 

    B. lengthening long bones
  103. the articulations between the vertebrae are examples of ___ joint 

    C. cartilaginous
  104. the triceps brachii are described as antagonistic to the biceps brachii because 

    A. one raises and the other lowers the forearm 
  105. a skeletal muscle cell is called a 

    D. muscle fiber
  106. The sarcoplasmic reticulum stores ____ necessary for muscle contraction 

    C. calcium
  107. which myofilament uses ATP and forms cross-bridges during contraction ?

    B. myosin 
  108. the quickest method of providing ATP for muscle activity is 

    D. creatine phosphate conversion 
  109. sarcomeres within myofibrils 

    C. get shorter (compress) as the muscle fiber contracts
  110. when the amount of ____ in the blood reaches the renal threshold, the kidneys cannot reabsorb it and some will remain in the urine 

    C. glucose
  111. the urethra connects the urinary bladder to the 

    E. exterior of the body
  112. the microscopic anatomical structure within the kidneys that forms urine is the 

    A. nephron 
  113. the process of elimination of soluble metabolic wastes is called

    D. excretion
  114. concentrations of metabolically important substances such as glucose are usually 

    A. high in glomerular filtrate, but little to  none is found in urine 
  115. penicillin is filtered through nephron tubular walls and not through the glomerulus. therefore, penicillin is removed from the bblood by the process called

    C. tubular secretion 
  116. during tubular reabsorption 

    A. glucose and sodium are absorbed into the capillaries using specific carrier molecules
  117. an increased amount of ADH leads to 

    C. a decreased output of urine 
  118. bacteria

    A. are prokaryotic
  119. west nile virus and lyme disease are spread through which type of transmission 

    D. vector- born 
  120. this infectious agent is not a living organism 

    E. both a and b are correct
  121. which type of pathogen can often be successfully treated using antibiotics

    C. bacteria 
  122. which of the following is an example of passive immunity 

    B. antibodies recieved through mothers milk 
  123. phagocytosis is performed by some WBC in response to infection. phagocytosis 

    E. both a and be are correct
  124. antigens

    D. allow the body to determine self from non-self
  125. These specialized cells produce substances that enhance both the B and T cell responses

    B. helper t cells
  126. which of the following is part of the non-specific defenses

    C. mucous membranes
  127. the shape of receptors on lymphocytes is complementary to a specific 

    A. antigen
  128. activated B cells produce clones called ____ which produce and secrete antibodies 

    B. plasma cells
  129. most vaccines contain ___ to stimulate immunity 

    B. antigens 
  130. what is the ultimate reason we breath ?
    a. the movement of air through the trachea stimulates the heart to beat
    b. reathing brings in oxygen and removes CO2 involved in aerobic cellular respiration 
    d. breathing helps circulate glucose throughout the body, feuling our cells 
    e. all of the above
    b. breathing brings in O2 and removes CO2 involved in aerobic cellular respiration 
Card Set
Biology 104
Accumlative Final Cards