science, biology

41,125 results, page 3
  1. Biology

    I have a biology worksheet that talks about secondary and primary succesion. I looked it up, and I found that Presque Isle is an example of primary succession. But, what happened there?
  2. Year 12 Biology

    What is a good and easy experiment I could do for my Year 12 biology assignment? I was thinking something with alcohol and the human body but I wouldn't know what my hypothesis would be. HELP!!
  3. biology

    some people in old age complain of stiff joints. what is the possible reason for it? please help, need answer related to bones and joints, level middle school biology
  4. Human & Social Biology

    (1)discribe how social biology may help to solve the problem o (a) stravation (b) Poor sanitation
  5. Human and social biology

    Briefly outline how four important social problems may be reduced by the knowledge of biology
  6. biology

    What is the control of an experiment in Biology?
  7. biology

    What exactly is holistic biology and what are some examples of it? Thank you.
  8. Biology

    What does biology translate into Greek?
  9. 9th grade Science (Biology)

    My question is: How does the diversion of groundwater for industrial uses affect water quality? -- I don't understand what diversion is, so at least maybe you guys could explain that. Thanks!
  10. Science(Biology)

    Where in the human body is chromasome 17 located ( i mean like is it in the arm, leg, head). If possible, i would also like to know the comparison of normal and abnormal chroasome (when the abnormal is the alexander disease)
  11. science-biology

    On my homework there's a diagram of a flying bird with the allele of aa and then there's an arrow pointing to the land with 3 birds on the ground with the alleles AA. What would the allele frequency of A change from? A)1 to .75 B)0 to .25 C)0 to .75 D)1 to
  12. Biology/Science

    1. Describe a SPECIFIC EXAMPLE of how increased temperature can change cellular processes. 2. What FACTORS (can be properties of animals or the environment) determine how wide a range of temperatures a species can tolerate? Be as comprehensive as you can.
  13. Science/Biology

    1. Describe a SPECIFIC EXAMPLE of how increased temperature can change cellular processes. 2. What FACTORS (can be properties of animals or the environment) determine how wide a range of temperatures a species can tolerate? Be as comprehensive as you can.
  14. Biology

    I know this is a difficult question, and its an answer that is not likely on google, but I'm just wondering what a T-bar ribbon is, in terms of synapses and biology (not the type of sandal). The answer doesn't have to be detailed, I just simply would like
  15. biology

    doing a biology project and they want us to figure out how long it takes to cook 6 different foods at 5 different temperatures and gather 30 separate data points. They want us to identify an x(independent) and a y(dependent) variable that can be recorded
  16. Science - biology

    If you did not know whether brown or yellow alleles were dominant in corn, how could you tell with reasonable certainty? If you used a punette square to find out which one is dominant, how would you know which letters to use for each parent to figure out
  17. science-biology

    Some herbicides, such as 2, 4-D are believed to make plant cells divide more rapidly than normal. Why would this kill plants? Why might this be dangerous to humans if it had the same effect on human cells?
  18. Science Biology

    Help please reviewing for test and in my notes I have a comment. Animal cell oraganella are larger than plant cell organella is this correct - I have searched everything and cant find an answer.
  19. physical Sciencw

    Explain how the study of physical science has a positive impact on every day life. Weater forecasting Predicting astronomical events Making better insecticides Making more fuel efficient engines Etc...... Thank you for using the Jiskha Homework Help Forum.
  20. English

    Hey, Is this a text with a lot of mistakes in a/an, the? The most people live in the city called Berlin in Germany, where they eat mostly a Weisswurst for a meal and the people weare all Dirndls ans the Lederhosen. When they go to the school they learn the
  21. geometry

    At rosemead high school, 94 students take biology, 86 take ethnic studies, and 95 take geometry. thirty-seven students take both biology and geometry, 43 take geometry and ethnic studies, and 42 take ethnic studies and biology. twenty eight students take
  22. geometry

    At rosemead high school, 94 students take biology, 86 take ethnic studies, and 95 take geometry. thirty-seven students take both biology and geometry, 43 take geometry and ethnic studies, and 42 take ethnic studies and biology. twenty eight students take
  23. Biology

    what are goals of science? Choose all that apply. A) to investigate the natural world B) to establish unchanging facts C) to explain natural phenomena D) to make useful predictions based on evidence
  24. Biology HELP PLEASE

    What are goals of science? Choose all that apply. A)to investigate the natural world. B)to establish unchanging facts. C)to explain natural phenomena. D)to make useful predictions based on evidence. I think a and d but im not entirely sure...
  25. Science

    Have to answer these in a reflection. Help? How has science evolved over time? How is human ingenuity portrayed in sciences? In what ways have humans shaped science? In what ways has science shaped our lives? What would the world be like without science?
  26. biology terms

    i need help to find what some biology terms mean. -substrate concentration - enzyme - catalyst
  27. Biology ms, sue

    ms. sue i think you told shreya about biology site. there be any more sites free like that?
  28. Science , Biology

    Which creatures live on the energy of the Sun? Angel fish Suquirrel fish Sea urchins Porcupine fish Octopus
  29. Science

    What is a nuclear membrane This is a biology question, not nuclear physics. You will find a definition at http://www.answers.com/topic/nuclear-envelope
  30. Science (Biology)

    Use your knowledge of photosynthesis to explain what is happening in the following graphs. 67(dot)media(dot)tumblr(dot)com /d99a0dd856c87dfc21b9314f89019994/tumblr_o7ltp1unLS1tt1il6o1_1280.jpg
  31. algebra 10th grade

    please help with this problem Your dad is taking Biology as part of the veterinarian program at the local community college. This semester he will spend a total of 40 hours in the biology lab, and he will take notes in class 6 hours per week. Define a
  32. Biology--Urgent

    Need help with this: 'Social bees survive by collecting nectar or pollen from flowers, pollinating the flower in the process. They must keep their hives at a constant temperature, moisture, and oxygen content for their larvae to develop. One way they do
  33. English

    I urgently need your help to translate this school profile into English. Thank you. I included another sentence, too. 1) Students aged between sixteen and eighteen can opt for the bilingual branch (??) and study subject like Geographie/Earth Science,
  34. science

    doing a biology project and they want us to figure out how long it takes to cook 6 different foods at 5 different temperatures and gather 30 separate data points. They want us to identify an x(independent) and a y(dependent) variable that can be recorded
  35. College Math

    In a group of 200 high school students, 36 are taking biology, 52 are taking Spanish, and 126 are taking neither biology nor Spanish. If one of these 200 students is to be chosen at random, what is the probability that the student chosen is taking biology
  36. college intermediate

    In a group of 200 high school students, 36 are taking biology, 52 are taking Spanish, and 126 are taking neither biology nor Spanish. If one of these 200 students is to be chosen at random, what is the probability that the student chosen is taking biology
  37. Biology

    How can we solve the problems of global warming by using biology technology? In other words, what biology technology helps solve global warming? I can't think of anything. Please help! Thanks You.
  38. Chemistry Science Project

    I need some ideas for high school science projects. It doesnt really matter what field of science, but i would prefer chemistry, biology, or physics. Really Urgent! Thanks! What about a project on osmotic pressure. Put a salt solution inside a thistle
  39. EDTECH

    1. Which of the following could be an engineering project that could better protect the planet? -finding a new landfill site -designing a better trash compacter -deciding which product can be recycled*** -growing microbes that eat oil 2. Engineers who are
  40. Biology!!

    Darwin is considered the "father of evolutionary biology." Four of his contributions to the field of evolutionary biology are listed below. The nonconstancy of species. Branching evolution, which impleies the common descent of all species. occurrence of
  41. Biology Expert needed

    Here at Jiskha, we operate with volunteers to assist students. We are great need of a biologist or certified teacher in biology. If you are interested in this volunteer work, please indicated so at http://www.jiskha.com/contact/ thank you so much. Bob
  42. math

    In a group of 200 high school students, 36 are taking biology, 52 are taking Spanish, and 126 are taking neither biology nor Spanish. If one of these 200 students is to be chosen at random, what is the probability that the student chosen is taking biology
  43. Biology

    I just want to know how to improve on Biology. I know most people will say to study but even when I study for this class, I still can't do as well as I want to. Any tips?
  44. Science/Biology

    In DNA bases, CG is one pair and AT is another pair because the double ring bonds with the single ring. Why can't Guanine bond with Thymine?
  45. Science

    Can someone explain grade 9 biology translation and transcription for me? My teacher doesnt explain it well. I cannot understand it at all. Detailed description please and easy to understand.
  46. 10 grade algebra

    please help with this problem Your dad is taking Biology as part of the veterinarian program at the local community college. This semester he will spend a total of 40 hours in the biology lab, and he will take notes in class 6 hours per week. Define a
  47. Science

    For my Biology class, I need to find and print out an article that talks about renewable resource technology or new technology that is beneficial to the environment. Can anyone help me find any good ones?
  48. science

    Post a 200- to 300-word response to the following: In your own words, summarize each of the major theories of biology. • Choose one theory and provide an example of how this theory relates to the news today. • Use at least one outside reference in
  49. science, biology

    1. What is/are the main factor(s) that determine(s) that your plants will grow into bean plants (or other fast-growing plants that you used for your experiment) and not some other type of plant (genetics, environment, or both)? Explain your answer.
  50. biology/science

    when an indigestion tablet is placed in water, carbon dioxide is given off. describe the test for carbon dioxide.
  51. subject areas now display relevant questions

    All of the subject areas now display relevant questions from the forum. Here are some great examples: Spanish: http://www.jiskha.com/foreign_languages/spanish/ Algebra: http://www.jiskha.com/mathematics/algebra/ Biology:
  52. AP Biology

    The relatioship of structure to funtion is one of the major themes in biology. Describe the structure of enzymes and then expliain how the function (catalysis) is related to structure. Aslo discuss some factors that may affect the activity of the enzyme
  53. science biology

    Does a slug breathe through gills, lungs or breathing hole? we think breathing hole, please can someone tell us if we are right? Thanks
  54. BIOLOGY

    which of the follwing is best definition of science? A.a body of knwolege gathered throgh experiments. B.a process of accidental discorery. C. a search for answers to questions about the natural world. D. a method of asking testable questions based on
  55. biology

    The word step is misleading. http://biology.about.com/library/bltranslation.htm How many steps are there in translation? I've been searching and so far I have found a site that says that there are 5 steps, one that says 4 steps, and one that only has three
  56. biology yr 12

    please help i have 2 biology questions. identify examples of transgenic species and their uses, in both plants and animals. and use available evidence to debate the ethical issues arising from the development and use of transgenic species. thankyou :)
  57. Biology

    I'm confused on when to use a two capital letters, two lowercase letters or one of each. This is for traits. We just started it in Biology. It has something to do with heterozygous and homozygous dominant and homozygous recessive and so on. For example Pp
  58. Biology - Electron Transport Chain

    Hi, does the electron transport chain actually PRODUCE ATP? It says on my sheet that 4 molecules of ATP are produced in this way. Since this is not my area of expertise, I searched Google under the key words "electron transport chain ATP" to get these
  59. biology

    I have the fetal pig test on muscles in AP biology class coming up soon. And I was wondering if anyone knows any good online sites where thye give pictures and i can practice labeling the muscles on the pig.. thanks
  60. Biology for Kate

    I want back and posted something today...about 3 posts back. Let me collect some of the Biology tests online for you. When I get them, I'll post them after this post. Sra
  61. Biology<3

    im studying for a biology test that's tommorow. Can somebody help me? i cant find the answer to this anywhere. An Example of a Dominant Trait? a-cystic fibrosis b-white pea flowers c-purple pea flowers d-sickle-cell anemia
  62. biology

    Hi, This is a question on my biology test review that I don't understand. I think the answer is pine trees, but I'm not really sure. Please help! In a barren terrestrial habitat, which of the following would be an example of a pioneer organism? moss pine
  63. biology

    I have to do a presentation for biology on 'recycling & treatment of water' I am having difficulty with what information is important. The presentation is only supposed to last 2-3 minutes (which is part of the difficulty as I only have a short amount of
  64. Science Fair

    I'm doing my science fair project on like how healthy and junk food affect the human body. I check on the site (Rockland Sit Fair) and reading the Project Categories. Does these project categories below relates to my project??? Medicine and Health: Study
  65. math

    In a class of 80 students,53 study Art,60 study biology,36 study art and biology,34 study art and chemistry,6 study biology and 18 study biology but not chemistry.Determine the number of students who study =Art only =Chemistry only
  66. Biology

    What is the difference between tolerance range and optimum range in Biology?
  67. biology

    How does an observation about an object differ from an inference about that object. I Really need help on biology Thank you
  68. BIOLOGY/EARTH SCIENCE

    Hi, I was just wondering how an eroding dune and a non-eroding dune would differ, in terms of diagrams. For example, is there any site that would compare two cross-sectional shapes of the dunes? I couldn't find any on google.
  69. biology

    I do lab biology and we are doing a project where we have a variable and see how it affects things, but I'm struggling with findin an interesting idea for a project to do. It can be on practically anything. I've thought about something to do with brewing
  70. Molecular Biology

    outline principles that underlie the methods used in the manipulation and characterisation of DNA There are books devoted to this. I suggest for an outline, any molecular biology (college level) text. I could not find a good summary online.
  71. Mathematics,Science(physics,chemistry and biology)

    Two similarly charged identical ping pong balls are suspended from the common support with the help of two threads.Calculate angle between the two threads and also calculate the tension in two strings.
  72. Science/Biology/Anatomy/Patho

    10. Functions of the nephron include all of the following except A. Reabsorption of urea nitrogen B. Fluid homeostasis C.Maintaining electrolyte balance D.Regulation of blood pressure E. Maintaining blood pH I think A but really stuck between A & B
  73. science/biology

    how many years do 9 year old girls have iregular periods? at what age a woman's period stop? PLEASE HELP ME WITH THE HOMEWORK THANK YOU! i'm pretty positive there is not an exact age or amount of years-- are you supposed to have a time frame?
  74. anthropology

    What ethical challenges come up when studying another culture? How does one balance the fact that anthropology is part social science, part humanity, and part biology?
  75. Science

    i have to write a "letter" to anton van Leeuwenhoek. i have to write a letter about the impact of the microscope on biology after the 18th century. ii need like suggestions and what to put in the letter.
  76. Maths

    In a class of 80 students,53 study Art,60 study biology,36 study Art and biology,34 study Art and chemistry,6 study biology but not chemistry.Illustrate the information on a Venn diagram.Determine the number of students who study Art only And Chemistry
  77. English

    Hello! I will type 2 exercises from the lesson I am teaching on Wednesday-english as a foreign language - 8th graders ( it will be graded) I need you to help me with some ideas. It says: LEAD- IN: A Here is a list of some natural sciences: BIOLOGY
  78. Biology

    In biology I have to make a model of a plasma membrane.. i need a picture that shows a phospolipid bi layer and cell surface markers channel protiens and receptor protiens .. Whats good site for the BESIDES google.. Or do you know a direct link for a
  79. biology

    1)Can you suggest reasons why a phylogeny based on molecular evidence and a phylogeny based on morphology and other evidence might not be exactly the same? 2) Zoologist worldwide are sequencing a mitochondrial gene CO1 (cyctochrome c oxidase subunit),
  80. Science

    I am doing an extension to get into the AP Biology course offered by my school. This particular extension asked me to use vinegar and baking soda aswell as some basic scientific tools to find the concentration of acetic acid in vinegar. I wanted to know
  81. Science Biology

    How would i go about doing a dichotomous tree for beetles and how would i use it to do a dichotomous key for the beetles ? PLEASE HELP
  82. AP Biology for Kate, etc.

    To save your looking for these AP Biology sites, I now have ready: AP Central, AP Fees, Study Tips, Reviews, Test-Taking Tips, Practice Quizzes, Sample AP Bio Tests & Scoring Guidelines and books either to purchase or to find in a library. Just let me know
  83. Math

    Out of 300 student in final year in senior secondary school, 200 are offering biology and the150 offering chemistry how many are offering neither biology nor chemistry
  84. biology

    i am in 9th grade biology and i am REALLY confused about the difference between controll variable, responding variable, manipulated variable and controll group. any help would be great. i have a test TOMORROW!!!!
  85. Biology

    I feel stupid, but seriously, I used to be better at Science than Math. Now it's the other way around. Bacterial DNA is (a) a closed loop (b) encased in a capsule (c) linear (d) found in the nucleus. The glycocalyx helps bacteria (a) survive unfavorable
  86. planning

    In three to five sentences, answer the following questions. 1.Where do I picture myself five years from now? What am I doing? Where am I going? 2.How do the course choices (both elective and required) that I make today lead to the fulfilment of this dream?
  87. science

    my paper says give an example of a person that has two different genes for genotype (hint: a hybrid)...whats that mean? First reaad: http://biology.about.com/bldefhetzyg.htm Then read: (Broken Link Removed) ESPECIALLY SCROLL DOWN TO TONGUE ROLLING (which
  88. science - biology

    Neurons: A. may be myelinated by microglia. B. secrete neurotransmitters from their nerve terminals in response to action potentials. C. are the most abundance cell-type in the brain D. often contain swellings at the nerve endings known as synaptic battons
  89. Biology

    How does Nutrients get affected from surface runoff in Biology? If in detail, you could explain what exactly is Surface Runoff, and what causes it, that'd be of great help !
  90. Math

    ella took a biology test of 54 question. She got 5/6 with a question correct how many questions did she get wrong on her biology test?
  91. BIOLOGY

    BIOLOGY MEANS?
  92. BIOLOGY

    BIOLOGY MEANS?
  93. biology

    biology is the study of what?
  94. Biology

    What does synthesize mean in biology
  95. Biology quick please

    I need a practice biology test to practice for my final exam which is tomorrow. I'm a tenth grader and the things we learned were mitosis, meiosis, production of gametes, human reproduction, cell devision, mendelian genetics, probablitity of inheriting
  96. algebra,biology

    <biology knowledge background>: two Cys(amino acid's name) can form a disulfide bond. <the question>: If the eight Cys residues in ribonuclease are allowed to combine at random forming four disulfide bonds, there are 105 different combinations.
  97. biology

    how can a biologists influences lead to a greater understand of the natural world Since biology is the study of living organisms, the more we know about these organisms — including ourselves — the more we can influence these organisms to reach
  98. Biology

    I did a lab biology project on seed germination and the results weren't as expected. pH 5 worked better than pH 6 or 7 which seemed weird because surely it would be too acidic. I've been trying to find an explanation as to why I got these results and I
  99. Biology

    I did a lab biology project on seed germination and the results weren't as expected. pH 5 worked better than pH 6 or 7 which seemed weird because surely it would be too acidic. I've been trying to find an explanation as to why I got these results and I
  100. science-biology

    I'm pretty sure the answer is A, am I correct? Natural selection tends to A) increase the frequency of characteristics that enhance survival and reproduction. B) decrease the number of individuals in any given population. C) lead to an increase in genetic