science, biology

40,893 results, page 29

  1. biology

    true or false water requires less heat to change its tempertature than do most other common liquids
  2. biology

    Amoebas are unicellular consumers that lack complex organ systems and are found in damp enviroments. To what kindom do they belong
  3. biology

    Identify one specimen of each of the following a)monera, b) protists c)fungi. Also distinguish the differences among the groups
  4. biology 101

    describe ecosystem of temperate rain forest population growth and regulation through community interactions
  5. Biology

    a) How do CO2 and O2 levels in the blood regulate breathing movements? b) Explain how these mechanisms are a good example of homeostasis. Help me please :(
  6. biology

    A gene for flower color can have multiple alleles like purple, white, or red. true or false?
  7. Biology

    An organism has three independently assorting traits AaBbCc. What fraction of its gametes will contain the recessive gene abc?
  8. Biology

    Darwin believed that Malthus' ideas about human populations applied more strongly to animals and plants. Why?
  9. biology

    how to label the ecstasy molecular structure plz name each part the formula is C11 H15 NO2 HCl
  10. Biology

    Name the intermediates of the Calvin cycle... I am thinking it is 1) Carbon fixation 2) Reduction 3) Regeneration But I believe it is wrong because they are stages... :S help anybody?
  11. biology

    If an elodea leave is place in pure distilled water, what will happen? plus will this be isotonic or hypertonic or hypotonic solution.
  12. biology

    A gene for flower color can have multiple alleles like purple, white, or red. True ot false?
  13. Biology

    Which term describes an organism's ability to maintain a stable internal environment? (1) reproduction (2) extinction (3) locomotion (4) regulation
  14. biology

    Sugar maple trees are tapped in the spring. how far into the tree would you haev to go to tap the syrup?
  15. biology

    In reference to plant and animal adaptations, how are the principles of heredity and genetics applicable to how organisms change over time?
  16. biology

    Relate the various levels of organisms to those of nonliving entites. Use specific examples to explain your answers?
  17. Biology

    A student claims the probability a human sperm will receive all chromatids of maternal origin is 50 %. Explain why she is wrong.
  18. Biology

    A student claims the probability a human sperm will receive all chromatids of maternal origin is 50 %. Explain why she is wrong.
  19. biology

    i didn't really get any help scientific theory of how life began? any ideas like a easy thing to write about plz
  20. Biology

    Which internal organs of the fetal pig appear to have the greatest amounts of blood supplied to them? Why does this make sense?
  21. biology

    what questions do affected people, potential parents, and families face when a diagnosis of the sickle cell anemia is made
  22. biology

    during translation, the amino acid detaches from the transfer RNA attaches to the end of a growing protein chain when?
  23. Biology

    In regard to the kidney, Why is everything dumped into the tubule? Why not dump only wastes and toxins like insects?
  24. biology

    why do serum protein molecules such as albumin and lysozyme adopt different changes within physiological pH range?
  25. biology

    why do serum protein molecules such as albumin and lysozyme adopt different changes within physiological pH range?
  26. Biology

    Explain how skin, bones and muscles are related to each other and Why is this relationship important to the understanding of the skeletal and muscular systems?
  27. biology

    can toads are considered a pest in australia are there anyways that they can adapt to their surroundings without the food chain being damaged
  28. biology

    If you have the option to save from extinction either the carnivores oor the primary produccers in an ecosystem which whould you protect? why
  29. biology

    If you have the option to save from extinction either the carnivores oor the primary produccers in an ecosystem which whould you protect? why
  30. Biology

    I'm learning about chromatography and photosynthetic pigments. My question is "how can we measure the light absoptive characteristics for a leaf extract?"
  31. biology

    why would a One serving of particular food that contains 16 g of carbohydrates, 2 g of proteins, and 10 g of fats hav 300 calories?
  32. biology

    16. In one stage of it's life cycle, the slime mold flows like a(n) a. paramecium. b. euglena. c. diatom. d. amoeba.
  33. Biology

    Fish have a two chambered heart called a single loop. Discuss the benefits and drawbacks of this system.
  34. Biology

    Which of these systems is involved in connecting one body system with another? A. Integumentary B.Muscular C. Immune D. Digestive E. Endocrine I think its E
  35. biology

    Relate membranes to energy metabolism, redox reactions, and ATP synthesis in both eukaryotic and prokaryotic cells.
  36. biology

    Certain spider toxins work by inhibiting Ca2+ channels. Briefly explain how this works and what happens to the person.
  37. cor biology

    Substance X has a molar extinction coefficient (E) of 4725 l.mol-1. How many moles of X are needed to produce an absorbance of 1.0 in a 1 ml cuvette?
  38. Biology

    Cladograms and phylogentic trees can give you information about relatedness of species and evolutionary history True or False
  39. Biology

    How would u expect the number of mitochondria in a cell to be related to the amount of active transport it carries out? Please help!
  40. biology

    can you give examples of analogous structures????? please i have tried about 4 differet websites and no one has helped
  41. biology

    Draw a picture of the structure of an atom that includes all the following: protons, neutrons, electrons, nucleus, orbitals
  42. Biology - please help

    A portion of DNA has the following sequence: ATACCG. What number of codons would this segment code for? A. 6 B. 3 C. 2*** D. 1 I think it is C...?
  43. BIOLOGY

    CELLS THAT HAVE DNA BUT LACK A NUCLEUS ARE MEMBERS OF THE KINGDOM? A)VIRUSES B)MONERA C)FUNGI D)ANIMILIA E)PROTISTA
  44. Biology

    Examining an animal showing juvenile somatic characteristics and sexual maturity, how can you tell if this is the result of progenesisor neoteny?
  45. Biology

    What happens to arterial PO2, PCO2, and H+ concentration during moderate excercise? How and why does this stimulate an increase in breathing rate?
  46. biology

    Which characteristic of life is maintaining a stable internal environment. A)Reproducing B)Homeostasis C)Growing and developing D)Responding to stimuli
  47. biology

    Specifically which phases for the Cell Cycle and Meiosis would you see significant differences in? Can someone please help me by explaining this to me?
  48. Biology

    The chemical reactivity of an atom is determined by the number of ___ present. a) proton b) neutron c) electron could be multiple answers.
  49. Biology

    describe how a population is thought to evolve through natural selection. Provide an example (specifically, the peppered moth)
  50. biology help

    Describe the hormeostatic control that occurs in the body of a normal person to increase blood glucose level when they are low
  51. Biology

    What are the possible allele combinations that could occur in a gamete produced by an individual who is heterozygous for the traits of flower color and height?
  52. Biology

    If 25 individuals were alive in 1955 and 500 existed in 2013, what is r? Show work please! a) 475 b)2.99 c)0.052 d)0.029
  53. Biology

    Mammals and birds have evolved from reptiles. In what way does a comparative study of their embryology establish the validity of the statement ?
  54. Biology

    Two techniques which can help in early detection of bacteria or virus infection much before the symptoms appear in the body?
  55. Biology

    The single defining characteristic of the mammals is the presence of? mammary glands. a placenta. hair. warm blood. a skul
  56. Biology

    Why might it be difficult to classify some molds as unicellular or multicellular? I'm really confused:/ Can somebody please explain this?
  57. Biology

    I'm going as this question again as it seems to far down the list to be answered now. Sorry if this is considered spam.
  58. Biology

    Which organelle would you expect to find in the cells of a fern, but not in a flatworm? chloroplast **my choice nucleus ribosome mitochondria
  59. Biology

    How does meiosis and fertilization in humans and other sexual reproductive organisms maintain the normal chromosomes number for each species?
  60. biology

    How does meiosis and fertilization in humans and other sexual reproductive organisms maintain the normal chromosomes number for each species?
  61. biology

    what is the mode of nutrition,habitat, economic importance, classifications scientific name, observable features and adaptation of an earthworm.
  62. Biology

    Refer to the illustration above.wich point on the graph indicates approximate world population in the year 1950
  63. biology

    Can you please explain this to me? List all the possible genotypes of a pea plant with purple flowers and round seeds.
  64. biology

    Which of the following organs remove nitrogenous waste from the body? a. Liver b. Large Intestine c. Kidneys d. Gall Bladder
  65. Biology

    1. How do mutations play into the fitness of an organism? 2. Describe how variation, selection and time fuel the process of evolution.
  66. Biology

    1. How do mutations play into the fitness of an organism? 2. Describe how variation, selection and time fuel the process of evolution.
  67. Biology

    explain the process of water, mineral, and sucrose transport through a plant: ATP Cohesion Phloem Sink
  68. Biology

    Who should bear the responsibility for solving these problems? Explain your point of view. Give examples to support your viewpoint.
  69. Biology

    Describe the microbial loop and role of viruses simplified. I just dont understand it if anyone could please help or suggest a website?
  70. science fair

    I need a science fir project!! I looked on a thousand of websites online but they give no interesting idea. I am in 6th grade and i need something at a 6 grade level that is easy a science fair project that is do in 1 week. i am in 6 grade and i don't need experiments from the...
  71. social studies

    can you see if i have good grammar,usage, mechanics and spelling Job description: use various types of equipment, develop, secure, and packages. Physical evidence for scientific evaluation and comparison, prepares detailed reports on the observation and activities at the scene...
  72. science

    Scientist call a theory that unites many ideas in a simple way "beautiful". Are unity and simplicity among the criteria of beauty outside of science?
  73. Science

    hi i have a science exam on tuesday and i don't understand this question and really need some help. Draw a diagram of a) Magnesium Atom, Mg b) Fluorine ion, F1-
  74. Science

    hi i have a science exam on tuesday and i don't understand this question and really need some help. How many electrons, protons and neutrons in the following: a)Br1- b)Be2+ c)Ne d)P1- e)Fe
  75. Science

    hi i have a science exam on tuesday and i don't understand this question and really need some help. List the different parts of an atom and give their definition.
  76. science

    In 1990, this bird was nearly extinct, as there were only 100 left in the world. The Museum of Science and Industry starated hatching them. What type of burd is this?
  77. science

    would radiation levels in natural versus man-made objects be a good science fair project? I can borrow a geiger counter
  78. childcare

    An inappropriate science activity for a toddler would be A. reporting on the weather. B. caring for pets of the facility. C. planting a flower. D. watching a science show on TV.
  79. SCIENCE

    Whats a good name for my science fair project? Im going to put a brick,wood,and chicken bone in vinegar. Something creative
  80. Maths lit,geo,science,l.o,life science,eng

    Im doing those subjects and i would like you guys to help me out...what carrer can i do...im a matriculant im so stressed
  81. Int. science

    Which of the following is an example of a cycle theme in science? seasons electrons and protons the solar system relationship between plants and animals
  82. Maths Lit,English Fal,IsiZulu,L.o,Agricultural science,Geography,Life science

    wich university i could fit in with this subject? and how many point do i need?
  83. science

    The knowledge produced by science builds on old ideas and is constantly changing. State whether you agree or disagree with this statement. Explain why please help
  84. Science

    how do test tubes relate to science??
  85. science

    how is science related to quartz watches?
  86. Science

    why is accurate measurement essential to science?
  87. Physical Science

    Application of science to help people
  88. Science

    I need 15 things I do that relate to science
  89. science

    What are some current events on science?
  90. science

    What should a science of psychology study?
  91. science

    ok earth science what is a solstice and why do we have them?
  92. science

    what are the ten rescent devolopments in science?
  93. science

    phonology refers to the science which treats what
  94. Science

    Help with my science fair project, what I should do!!
  95. science

    i need science words for shakira
  96. science

    In science what is another name word for transformers
  97. science

    what are all of the formulas for physical science?
  98. science

    define the following words science?
  99. science

    What are the hard and fast rules of Science, if any?
  100. science

    i need help with science chapter 2 review
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