1. When synapsis occurs a process called_____________occurs. 2. There are______definite phases of meiosis_______and meiosis.

9,231 results
  1. Chemistry

    NaI(aq)+Hg2(C2H3O2)2(aq)--> Express your answer as a chemical equation. Enter NOREACTION if no reaction occurs. Identify all of the phases in your answer. I need help! Someone please help..

  2. Physical Chemistry

    A saturated solution of Na2SO4, with excess of the solid, is present at equilibrium with its vapor in a closed vessel. (a) How many phases and components are present? (b) What is the number of degrees of freedom o the system? Identify the independent

  3. Science

    In both mitosis and meiosis, _________ must occur for the process to continue to completion. A) crossing over B) reduction division C) chromosome replication D) Homologous chromosomes form tetrads I don't know what to put. Please help :D

  4. science help asap!!!

    Hi, can someone check my answers asap!!? i am on a deadline!! 1. What doe the notation TT mean to geneticists? (1 point) two dominant alleles heterozygous alleles at least one dominant allele one dominant and one recessive allele 2. An organisms genotype

  5. Biology

    Question 16 The model below represents a phase of meiosis. What stage of meiosis does the picture below represent? 1Points A drawing of a phase of meiosis with individual chromatids moving towards opposite poles. A anaphase II B metaphase II C prophase I D

  6. science

    identify the process that represents how organisms grow and replace old or damaged cells. Identify the process that is necessary for sexual reproduction, explain why it is necessary, and identify how this process increases genetic variation. (Hint: Answer

  7. BIOLOGY

    Which of the following statements is NOT true about gamete formation in mammals? a)In the female, the separation of cytoplasm is unequal during meiosis. b)Only one of the four cells resulting from meiosis goes on to become an oocyte. c)Only one of the four

  8. Biology

    Identify the process that is necessary for sexual reproduction and explain why it is necessary. Identify how this process increases genetic variation. 2. Summarize the differences between mitosis and meiosis. Please help! I dont really understand the

  9. biology

    Which process occurs in fungi and has the opposite effect on a cell's chromosome number than does meiosis I? karyogamy mitosis plasmogamy crossing-over binary fission I know that it is not mitosis. And I don't think that it is crossing-over. I was thinking

  10. Biology

    Meiosis Lab First, review MITOSIS by labeling the PHASES of the cells in the onion root picture below? ( 1-18) I already have 1-4,11,14,16 and 17 filled in. here's the phase terms(can be used more than once): interphase, prophase, metaphase, anaphase, and

  11. science

    An organism's genotype is A. its physical appearance B. its combination of alleles C. the mutations it inherits D. the crossing over that occurs during meiosis is it a?

  12. Science

    What process occurs after a forest fire wipes out an entire ecosystem? What is this process called? What are the steps of this process after a natural disaster, such as a forest fire, occurs? I don't quite understand what it means, my father and I think

  13. Earth Space

    Do the phases of the moon affect how much of the moon is illuminated? I said yes because that's what causes us to have the different shapes/phases of the moon. Whichever parts are lit up. Is the following sentence true or false? The cycle of the phases

  14. Science until 7 I Need help

    An organisms genotype is It physical appearance It combination of alleles The mutation it inherits The crossing over that occurs during meiosis.

  15. Biology

    MEIOSIS 1)name the process unique to meiosis that occurs during bivalent formation that may increase genetic diversity? 2)how are sister chromatic made and what is the structure that holds them together? 3)what do we call package of genetic information

  16. Biology

    1. In which phase do cells rest?- Interphase. 2. Gametes (sex cells) are formed during a process called?- Meiosis. 3. In what phase of mitosis do chromosomes split into sister chromatids?- Anaphase. 4. Which type of stem cell is able to differentiate into

  17. Science

    Model and explain the steps of Mitosis and Meiosis. Explain the difference between the two. Identify the process on how organisms grow old and replace old or damaged cells Identify the process for sexual reproduction why is it necessary and how does it

  18. ap biology

    Meiosis reduces chromosome number and rearranges genetic information. a. Explainhow the reduction and rearrangement are accomplished in meiosis.

  19. bio

    Haploid (1n) cells are produced at the end of ___.CHOOSE ALL THAT APPLY A. meiosis 2 B.mitosis C.meiosis D.meiosis 1 I picked A, and D Am I missing one? I think I am

  20. chemistry

    Precipitation Reactions Write a molecular equation for the precipitation reaction that occurs (if any) when the following solutions are mixed. If no reaction occurs, write NO REACTION. Express your answer as a chemical equation. Identify all of the phases

  21. Biology

    When synapsis occurs a process called ______ ccues.

  22. Biology

    38. Mitosis and meiosis are two different ways cells divide. They both share common characteristics and processes, but differ in some very important ways. a. What are the end products of the two processes? How do they differ from the original or "parent"

  23. Science

    Which observation most likely indicates that a physical change has taken place?(1 point) A. A reaction occurs. B. An odor occurs. C. The temperature increases. D. The process is reversible. Why is freezing water a physical change?(1 point) A. A temperature

  24. Biology

    1. Meiosis occurs during the production of gametes_______ within the sex organs. It is a type of division that reduces the chromosome number from the _____ number to the _______ number. 2.The _______pairs of chromosomes are called________. During meiosis

  25. Advance Biology

    Compare mitosis and meiosis by completeing the chart. Mitosis- Meiosis-homologous chromosomes pair and then separate Mitosis- Meiosis-needed for sexual reproduction

  26. biology

    why is the process of mitosis and meiosis both important to living organism?

  27. Sciene

    Is Meiosis actually Mitosis happening twice? My answer- Yes because they are both a cell division process.

  28. Science

    What process occurs after a forest fire wipes out an entire ecosystem? What is this process called?

  29. Probability and statistic

    Suppose the counts recorded by a Geiger counter follow a Poisson process with an average of two counts per minute. Round the answers to 3 decimal places. (a) What is the probability that there are no counts in a 30-second interval? (b) What is the

  30. Biology

    Im stumped... These answers I cannot find, please and thank you :) 1) In males, the primary target of FSH is the ______. 2)Testosterone and other androgens are secreted by the______. 3)During meiosis, when synapsis occurs, corresponding maternal and

  31. Science

    Check answers and help ? 1. What does the notation TT mean to geneticists? a.) two dom. alleles < My answer b.) heterozygous alleles c.) at least one dom alleles d.) one dom. and one recessive allele 2. An organism's genotype is a.) its physical appearance

  32. Ag Bio

    I'm stuck on a few questions. If you can just answer what you can- 25. Describe the role of an operon in a prokaryotic cell, and give an example of how an operon works. 31. The word transcribe means "to write out," and the word translate means "to express

  33. Science

    What process occurs after a forest fire wipes out an entire ecosystem? What is this process called? What are the steps of this process after a natural disaster, such as a forest fire, occurs? Explain Please help me!! God Bless You!!

  34. Science

    1. Identify the process that represents how organisms grow and replace old or damaged cells. 2. Identify the process that is necessary for sexual reproduction, explain why it is necessary, and identify how this process increases genetic variation. 3.

  35. biology

    please explain complete process of mitosis and meiosis?

  36. biology

    Help required, Gametes are produced in the process of meiosis. In humans, one pair of autosmes (chromosome 4) has a short arm and a long arm. On the short arm is a gene for Huntington disease (H) and on the long arm is a gene for red hair(R). Draw a

  37. Social studies

    In which of the phases of the criminal justice process does arraignment take place?

  38. science

    The process that creates cells with different genetic combinations is a. asexual reproduction b. mitosis c. cell fission d. meiosis i believe its d?

  39. Chemistry

    Here is the phase diagram of water with attention given to phases at high pressure. Name all phases present at the markers 1, 2 and 3. Phases present at 1: Liquid I II III IV V VI VII VIII IX Phases present at 2: Liquid I II III IV V VI VII VIII IX Phases

  40. science-SCI/230

    This is my first time using Jishka. Well, registering and using the site. I have checked the site when researching class topics we are learning. I don’t think I really have a question but I am looking for clarity of something for class. I just want to

  41. Biology

    Why is it important that cells produced after meiosis be diverse? My answer: Meiosis is involved it the formation of gametes, so if the cells produces were not different, then everyone would be identical. Is this correct? @Mrs. Sue? someone? Thank you! :)

  42. Cell & Molecular BIO

    Explain why meiosis and the events that occur during this type of cell division leads to so much genetic diversity in offspring. Be sure to explain the significance of crossing-over and independent assortment of chromosomesin your answer. --Don't even know

  43. economics

    what are the three phases of the marketing process a) directing, controlling, and evaluating, b) planning, implementation, and controll c) segmenting a market, targeting a group, and promoting a product d) analyzing, peforming, and evaluting my guess is c.

  44. Biology

    1. When synapsis occurs a process called_____________occurs. 2. There are______definite phases of meiosis_______and meiosis.

  45. Biology

    Before meiosis, replication takes place. Therefore each chromosome is made of two_______. During meiosis I synapsis takes place. Synapsis takes places. Synapsis occurs when homologous chromosomes________and line up side by side which results in the forming

  46. biology

    draw digrams of phases of meiosis in a cell with 2N=. include with both divisional sequence, but not draw any of the subdivision of the phase e.g early prophase. distinghish between chromosomes from each parent, and detail the event of synapsis,

  47. life science

    Explanation of why the process of mitosis and meiosis are both important to a living organism. When would an organism need to undergo the process of mitosis? When would an organism need to undergo the process of meiosis? What would happen if meiosis did

  48. Science

    why is the process of mitosis and meiosis important to a living organism? when would an organism need to undergo the process of mitosis?meiosis? what would happen if meiosis did not occur? any links or ideas?

  49. Science

    why is the process of mitosis and meiosis important to a living organism? when would an organism need to undergo the process of mitosis?meiosis? what would happen if meiosis did not occur? any links or ideas?

  50. Science

    For an organism that has a diploid number of chromosomes of 12, give the number of chromosome/chromatid copies at the end of the following cell-cycle phases: a) G2 phase b) Meiosis I metaphase c) Meiosis II telophase

  51. biology-genes

    1)what process must occur between the F1 parents and the F1 gametes? 2)What process occurs between the gametes to poduce the F1 or F2 stage? 1) http://en.wikipedia.org/wiki/Meiosis 2) http://www.answers.com/topic/fertilization

  52. Biology

    Which of the following would be the most sigificant between mitosis and meiosis? A. Chromosomes are duplicated before mitosis B. Meiosis is not followed by cytokinesis C. Homologous Pairs of chromosomes are split up in meiosis. D. Crossing over occurs in

  53. Life Science

    Why is the process of mitosis and meiosis both important to a living organism.What would happen if meiosis did not occur?

  54. Ag. Bio

    =) Thanks 32. How does the possible impact of a chromosomal mutation that occurs during meiosis differ from that of a similar event that occurs during mitosis?

  55. biology

    Which phases are exactly the same for both the Cell Cycle and Meiosis? Can someone please help me with this and explain this to me? Thank you :)

  56. biology

    Which phases are exactly the same for both the Cell Cycle and Meiosis? Can someone please help me with this and explain this to me? Thank you :)

  57. science

    1) What is the purpose of DNA? A) manufactures proteins B) reduces activation energy C) stores hereditary information D) to aid in facilitated diffusion 2) What process accounts for species diversity? A) mitosis B) meiosis C) predation D) symbiosis 3)

  58. Biology

    Which phases of meiosis are defined by Mendel's laws of segregation and independent assortment?

  59. 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?

  60. Biology

    The creation of sex cells occurs in meiosis. Explain what happens when a new organism is created and life begins. Answer: meiosis is a process of cell division that produces sex cells, or gametes. Gametes are reproductive cells such as the sperm and egg.

  61. biology

    i need help with the phases of meiosis with the number of cells present in each phase, and the homologus pairs per cell

  62. Science

    What process occurs after a forest fire wipes out an entire ecosystem? What is this process called? What are the steps of this process after a natural disaster, such as a forest fire, occurs? I don't really understand what the question is asking? Its

  63. Science

    Read the statment and then say which answer is right, why its right and why the others are wrong. I think the answer might be D but I don't know how to explain it or if it is even right. A biologist marked a cell which she knew was about to undergo

  64. HELP, PLEASE-Science

    Read the statment and then say which answer is right, why its right and why the others are wrong. I think the answer might be D but I don't know how to explain it or if it is even right. A biologist marked a cell which she knew was about to undergo

  65. Biology

    Read the statment and then say which answer is right, why its right and why the others are wrong. I think the answer might be D but I don't know how to explain it or if it is even right. A biologist marked a cell which she knew was about to undergo

  66. Science 7R

    15. Which type of reproduction leads to daugther cells that are identical to the parent cell? Cloning? My Answer: Asexual Reporduction 16. Is this process called mitosis or meiosis? My Answer (that I think): Mitosis 17. Which type leads to a mix of genetic

  67. biology

    In trisomy 21, most nondisjunction events take place during female meiosis rather than male meiosis. What might be one factor that can account for this difference? A) Female meiosis is more difficult than male because the gamete is much larger B) Female

  68. Science

    Phases, Eclipses and Tides This section explains what causes the phases of the moon, what causes eclipses, and what causes tides. Target Reading Skills: Look at the Figure “Phases of the Moon” in the text. In the graphic organizer below, write the

  69. biology

    can someone explain when meiosis occrus in relation to spermatagenesis (sp?) and oogenesis? I'm doing a project about turner syndrome and need to know how it occurs.....

  70. Biology

    My question is about meiosis, well its not really a question I wanted to know if I was going in the right direction. On my assignment it asked what would happen if meiosis did not occur? If meiosis did not occur the number of choromosomes would continue to

  71. Biology

    Please help me list some of the major differences in the process of mitosis as it occurs in higher plants and as it occurs animals.

  72. biology

    when would and organism need to undergo the process of mitosis and meiosis?

  73. Life Science

    When would an organism need to undergo the process of mitosis? Meiosis?

  74. Bilogy

    explain why the process of mitosis and meiosis are both important to living organisms. When would an organism need to undergo the process of mitosis? Meisos? What would happen if meisos did not occur?

  75. Biology II AP

    Compared the process of mitosis with the process of meiosis and include answer with study of the change in chromosome number. Where do these changes occur and how are they relevant to the processes discussed? I understand the comparing part, but then the

  76. Science

    Model and explain the steps of Mitosis and Meiosis. Explain the difference between the two. Identify the process on how organisms grow old and replace old or damaged cells Identify the process for sexual reproduction why is it necessary and how does it

  77. Science

    2. A gamete cell is produced through which process? A.osmosis B.mitosis C.meiosis D.respiration

  78. Biology

    Please could someone help me been trying to make sense of a question in my assignment, really struggling at the moment. question is Gametes are produced in the process of meiosis. In humans, one pair of autosmes (chromosome 4) has a short arm and a long

  79. Science

    Can someone explain to me why mitosis and meiosis is referred to as a process of cell reproduction?? I’m just curious, and help/information would be accepted! Thanks in advance..

  80. Ag. Bio

    Last one, thanks for the help guys =) 34. Recall what happens in mitosis and meiosis. Describe how a given amount of a cell's DNA might be alike or different after each process was complete.

  81. Science

    Understand how to the transition from the sporophyte generation to the gametophyte generation occurs and how the process occurs.

  82. biology

    Explain how alignment of chromosomes on the meta phase plate differs in mitosis, meiosis I, and meiosis II. Why are these arrangements important? Can you tell me where zi can find this information? I don't see it in my text. Thank you

  83. Biology

    I need to illustrate a cell starting out with 3 chromosomes each, it replicating, and in the end, having 4 cells. (Meiosis). Could someone explain it to me, please? easy go on internet/google, type in meiosis search for pic, theyshow you the steps

  84. math

    A man has been through 24 phases traveling in a motorcycle rally and finish as much as 37.7 % of the way to be traversed . How many phases that must be gone through to complete the 58 % ?

  85. political science

    the Presidential Campaign has three phases. What is the second phase? A.General Election B.Declaring Candidacy C.Party Conventions D. Nominating Process

  86. Chemistry

    Enter the net ionic equation, including phases, for the reaction og AgNO3 (aq) with Ba(OH)2 (aq). I have Ag+ +OH- =AgOH but I don't know how to determine the phases.

  87. Biology

    Hi Im just wondering what are the similarites and differences between gas exchange and cellular respiration ? similarities: Both are involved in energy production. Gas x supplies o2 to the mito which creates usable energy for the body. differences;

  88. Biology

    Why do males have the ability to produce 4 viable sperms while females can only produce one egg in the process of meiosis?

  89. science

    What occurs durring meiosis that does not occur durring mitosis? a) Chromosones are passed to offspring b) A cell divides in half c) The chromosone number is divided in half d) Two sex cells combine

  90. biology

    why meiosis is named as meiosis 1and2?

  91. Labor Relations

    Please explain the labor relations process and the phases in labor relations process

  92. Chemistry

    A solution of 114 mL of 0.160 molecules KOH is mixed with a solution of 300 mL of 0.250 molecules NiSO4. a. write a balanced equation for the reaction that occurs. identify all phases in answer

  93. chemistry

    A solution of 114 mL of 0.190 molecules KOH is mixed with a solution of 200 mL of 0.220 molecules NiSO4. a. write a balanced equation for the reaction that occurs. identify all phases in answer

  94. phys hmwk help

    A gas is taken though a single process in which its volume decreases by .25 m^3 as the temp of the gas rises 2deg C. Which of the following people are more likely to have reached the correct conclusion? a. Bob ids this process as adiabatic b. Jill ids this

  95. science

    The separation of homologous chromosomes is called: A. synapsis. B. segregation. C. mitosis. D. fertilization. im confused between B n C

  96. information management

    List and describe each of the seven phases of the systems development life cycle. Make sure your descriptions make connections between the different phases – how one leads to another, the importance of each, etc.

  97. Bio

    What would happen to the chromosome number if there were no meiosis in the formation of gametes? Why cells undergoing mitosis require one set of division but cells undergoing meiosis need two sets of divisions?

  98. biology

    the process of disjunction occurs during what?

  99. Chemistry

    The plutonium phase diagram is shown below. Solid phases A, B, C, D, E, F, and G are present under various condition of temperature and pressure. Consider increasing the pressure on a plutonium sample at 560 K from P1 to P2. Are phases D, F, and G ever

  100. Chemistry

    A solution is made by mixing NaOH and HNO3. Write a balanced equation for the reaction that occurs between the solutes. Express your answer as a balanced chemical equation. Identify all of the phases in your answer.

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