Biology

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Author:
mzsuzuki
ID:
262677
Filename:
Biology
Updated:
2014-02-20 15:41:44
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human biology
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Description:
Chapter 1- Learning About Human Biology Chapter 2- Chemistry of Life Chapter 3- Cells and How they work Chapter 4- Tissue, Organs and Organ Systems & Homeostasis
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  1. A discrete unit of macro-life is called what?
    multicellular organism
  2. The characteristic of life defined as movement of a cell or organism is called what?
    motility
  3. A controlled experiment should have all the features listed below except:
    several testable predictions
  4. It is always easy to determine if an entity is living.
    False
  5. Living organisms share many physical and chemical properties with non-living naturally occurring reactions in nature.
    True
  6. The biosphere is defined as any place on earth which supports life.
    True
  7. The cell is the smallest unit of life.
    True
  8. A group of similar organisms of the same species is called what?
    Population
  9. What body structure is formed from other tissue types?
    Organ
  10. The characteristic of life defined as an increase in mass is termed what?
    growth
  11. A fact is a piece of information that can be verified such as whether the bread tastes good.
    False
  12. Atoms are similar to subatomic particles
    False
  13. The biosphere is defined as any place on earth which supports life.
    True
  14. A controlled experiment is one that can test more than one prediction or hypothesis at a time
    False
  15. "If the experimental results do not support your hypothesis, then you should redesign your hypothesis and start the process again."
    True
  16. What is one cause of genetic variation of parents which can be inherited by the offspring?
    mutations
  17. A discrete unit of macro-life is called what?
    multicellular organism
  18. A population consists of all the species living in a certain area.
    False
  19. Organs of the body having similar function are called what?
    system
  20. Science is limited by what science can actually know about nature and also by what science ought to do.
    True
  21. Two or more atoms form a molecule.
    True
  22. Connective tissue is considered a tissue because it carries signals.
    False
  23. The half-life of a radioactive element is not dependent upon how much radioactive element you start with but rather with the rate of emission of radioactivity.
    True
  24. A scientific approach to explaining some aspect of the natural world includes all of the following except:
    faith-based view
  25. The characteristic of life defined as living things taking in and using energy and materials is called what?
    metabolism
  26. A theory is a set of hypotheses that when looked at together form a broad supportive basis to explain a natural phenomenon.
    True
  27. The characteristic of life defined as the body or cell's response to environmental change is termed what?
    Irritability
  28. The first step in using the scientific method is to form an hypothesis
    False
  29. All species living in a certain area is called what?
    Community
  30. Types of cells having similar functions are called what?
    Tissue
  31. A short chain of sugar units such as sucrose composed of glucose and fructose (table sugar) is called what type of carbohydrate?
    oligosaccharide
  32. ________ structure in a protein is formed from hydrogen bonding
    Secondary
  33. __________ are long chained hydrocarbons with a carboxyl group on the end making it acidic.
    Fatty acids
  34. Non-polar compounds such as salts dissolve in water.
    False
  35. The most reactive of elements are those that have their outer electron shell completely filled.
    False
  36. The base that is not found in DNA is _________.
    Uracil
  37. ________ structure describes the interaction that occurs between protein subunits that come together to form a larger protein structure
    quaternary
  38. All elements have a nucleus formed of protons and neutrons.
    False
  39. Carbon 14 is radioactive with an atomic mass of 14 so the number of neutrons it has in its nucleus is?
    8
  40. __________ are long-chain fatty acids that are solids at room temperature.
    Waxes
  41. What type of bond occurs when a hydrogen atom participates in a polar covalent bond so that it is slightly positive in charge.
    hydrogen bonding
  42. The basic structure of a nucleotide is a phosphate group attached to a sugar which is attached to a base
    True
  43. What type of bond occurs when an electron is captured entirely by one of the elements in a compound?
    ionic bonding
  44. "When water molecules form hydrogen bonds with other water molecules, the slightly positively charged hydrogen atoms bond with the slightly negatively charged oxygen atoms."
    True
  45. Proteins are large polymers made of repeating amino acid subunits.
    True
  46. The most reactive of elements are those that have their outer electron shell completely filled.
    False
  47. Denaturation breaks down which structure in a protein to cause a destruction of the three dimensional arrangement of a protein with subsequent precipitation.
    Secondary
  48. Carbon 14 is radioactive with an atomic mass of 14 so the number of protons it has in its nucleus is?
    6
  49. "When a hydrogen ion and hydroxyl ion combine to form H2O or water, the resulting solution is termed what?"
    Neutral
  50. "When sodium hydroxide (lye) releases a hydroxyl ion (OH) in water, it is called a _________?"
    Base
  51. Water molecules regularly form ionic bonds with other water molecules.
    False
  52. A single unit of sugar is what type of carbohydrate?
    monosaccharide
  53. "Pure water does have a pH of 7.0 but if it sits open to the air, the pH begins to become more acid due to absorption of what from the air?"
    Carbon dioxide
  54. What type of bond occurs when electrons are shared by two atoms?
    covalent bonding
  55. "When chlorine captures an electron from sodium, the extra electron gives chlorine a negative charge so it is now called a CHLORIDE ION."
    True
  56. "If a molecule is hydrophilic, it can easily dissolve in water."
    True
  57. ________ structure describes the interaction of R-groups on amino acids in a protein that can be hydrophobic or hydrophilic.
    Tertiary
  58. Proteins are large polymers made of repeating amino acid subunits.
    True
  59. "If a molecule is hydrophobic, it can easily dissolve in water."
    False
  60. Denaturation breaks down which structure in a protein to cause a destruction of the three dimensional arrangement of a protein with subsequent precipitation.
    Secondary
  61. The basic structure of a nucleotide is a phosphate group attached to a sugar which is attached to a base.
    True
  62. Ribose sugar is found in DNA.
    False
  63. Carbon 12 has an atomic number of 6 which means that it has how many protons?
    6
  64. __________ usually have four fused ring compounds and are an essential part of cell membranes.
    Sterols
  65. __________ are two fatty acids attached to a glycerol molecule which is attached to a hydrophilic compound containing a phosphate group.
    Phospholipids
  66. The number of electrons in outer orbit of an element determines the degree of reactivity of an element.
    True
  67. Catabolism is the term used to describe all the synthetic reactions in the body.
    False
  68. When material is brought inside the cell by way of phagocytosis, that process is called what?
    endocytosis
  69. Eukaryotic differ from prokaryotic cells because they contain ___________.
    nuclei
  70. The organelle consisting of flattened membrane sacs which modify proteins by adding sugar molecules to them and package them for transport out of the cell is called what?
                   Golgi Apparatus or Body
  71. When molecules of perfume in a room disperse throughout the room from an area of high concentration to low, the process is called ___________.
    Diffusion
  72. The plasma membrane is formed of a lipid bilayer with functional _________ floating within the bilayer.
    proteins
  73. The mechanism of ATP production in the mitochondria involves the production of a:
    hydrogen ion gradient
  74. Glycolysis breaks down pyruvic acid to form glucose and ATP.
    False
  75. The availability of _______ controls the rate of oxidative phosphorylation and how fast glucose is broken down to CO2 and H2O.
    ADP + P
  76. After glycolysis has produced pyruvic acid, pyruvic acid goes into the mitochondria to produce ATP if:
    oxygen is present
  77. The ____________ is the place in the nucleus where DNA is making ribosomes.
    nucleolus
  78. Proteins in the cell membrane which determine that other cells are like itself so they can bind together are called ____________.
    Recognition proteins
  79. Enzymes are mostly protein with exception of an RNA enzyme.
    True
  80. Enzymes are considered catalysts because they speed up a reaction and are consumed and changed by it.
    False
  81. The primary lipid in the cell membrane is the phospholipid.
    True
  82. The flagellum and cilia have a 9 + 2 array of microtubules to assist their action of beating.
    True
  83. Osmotic pressure is the actual pressure that the protein solute exerts on the side of the membrane with the highest solute concentration.
    False
  84. What type of solution will cause RBC crenation?
    hypertonic
  85. The Kreb's Cycle is an example of a __________ metabolic pathway.
    Circular
  86. After glycolysis has produced pyruvic acid, lactic acid is produced from pyruvic acid if:
    oxygen is not present
  87. What organelle has ribosmes attached to it ans synthesizes proteins?
    rough endoplasmic reticulum
  88. When a cell secretes material in vesicles outside the cell and the vesicle membrane fuses with the cell membrane in that process, it is called what?
    exocytosis
  89. Proteins in the cell membrane which assist cells in sticking to each other are called __________.
    Adhesion Proteins
  90. A _______ plane divides body into anterior and posterior sections
    Frontal
  91. On average, males have more RBCs than do females.
    True
  92. In the control of homeostasis, the environmental change which is detected by the body is called what?
    stimulas
  93. When an epithelium consists of many layers of cells with only the bottom layer of cells attached to basement membrane, it is said to be __________.
    Stratified
  94. There are ___________ basic tissue types.
    Four
  95. The back is __________ to the chest.
    posterior
  96. Neurons in the nervous system carry electrical impulses from one part of the body to another.
    True
  97. ________ junctions are protein tunnels connecting cytoplasms of two different cells.
    gap
  98. The body cavity which holds the heart and lungs is called the __________ cavity.
    thoracic
  99. The space inside the digestive track is actually outside the body mass.
    True
  100. The skin is composed of what type of epithelium?
    stratified squamous
  101. A blister forms from continuous rubbing that pulls the dermis from the hypodermis with fluid collection in the torn region.
    False
  102. The palms of the hands are on the __________ surface of the body.
    anterior
  103. Glands that secrete fluids outside the body via ducts are called ______________.
    exocrine glands
  104. The sheetlike tissue that lines the free surfaces of the body, both the exterior surfaces and interior surfaces is called ___________ tissue.
    epithelial
  105. The knee is __________ to the hip.
    inferior
  106. In the control of homeostasis, the _________ is usually a nerve ending which can detect a particular environmental change such temperature, touch or sound.
    receptor
  107. What is the type of connective tissue which covers the ends of our bones and also forms the supporting elements for the trachea?
    hyaline cartilage
  108. The fingernails are on the posterior surface and also proximal to the wrist.
    False
  109. A _______ plane divides body into anterior and posterior sections
    frontal
  110. The fingernails are ________ to the wrist.
    distal
  111. The fingernails are on the _________ surface of the body.
    posterior
  112. The body cavity which holds the stomach, intestines and liver pancreas is called the __________ cavity.
    abdominal

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