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4th Summative Test in Biology 1

Quiz by Shy-Anne

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20 questions
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  • Q1
    What part of meiotic division is similar to mitosis?
    Interkinesis
    Reduction division
    Meiosis I
    Meiosis II
    30s
  • Q2
    What is the significance of "crossing over"?
    Contributes to genetic diversity
    Makes the cycle easier to perform
    No significance, only occurs due to proximity
    Makes the DNA more durable
    30s
  • Q3
    At metaphase I, homologous chromosomes are connected only at what structure?
    Chiasmata
    Recombination nodules
    Microtubules
    Kinetochores
    30s
  • Q4
    what phase of mitosis interphase is missing from meiotic interkinesis?
    S phase
    G phase
    G1 phase
    G2 phase
    30s
  • Q5
    In which phase of meiosis would certain gene segments of the homologous pairs of chromosomes "cross- over" and exchange genetic information?
    Prophase II
    Metaphase I
    Prophase I
    Metaphase II
    30s
  • Q6
    Which event takes place during anaphase II of meiosis?
    Spindle fibers break down.
    Cytoplasm divides.
    Nuclear membrane breaks down.
    Sister chromatids separate.
    30s
  • Q7
    If someone only has one X chromosome and no Y chromosomes, they ____________.
    are metamales
    have Klinefelter's syndrome
    are metafemales
    have Turner's syndrome
    30s
  • Q8
    The chromosomal abnormality that causes a woman to be unusually short in stature, have a webbed neck, and generally lack feminine secondary sexual characteristics is _________.
    Turner's syndrome
    William's syndrome
    Triple X syndrome
    XYY syndrome
    30s
  • Q9
    The chromosomal abnormality that causes a man to have asexual to feminine body contours with large breasts; small penis, testes, and prostate gland; relatively little body hair; and sterility is?
    Klinefelter's syndrome
    Jacob's syndrome
    Down's syndrome
    XYY syndrome
    45s
  • Q10
    If a segment of a chromosome is lost, it is called_________.
    a duplication
    a translocation
    an inversion
    a deletion
    45s
  • Q11
    Triple X individuals __________.
    may have menstrual irregularities
    are sterile
    lack developed breast
    have severe facial acne
    45s
  • Q12
    Any deviation in the number of chromosomes that involves individual chromosomes, as opposed to entire sets of chromosomes, is known as which one of the following?
    Aneuploidy
    Translocation
    Duplication
    Disomy
    45s
  • Q13
    Which of the following contributes to the fluidity of the plasma membrane?
    Phospholipids bilayer
    Peripheral proteins
    Lipids and carbohydrates
    Cholesterol
    30s
  • Q14
    What happens to the vesicle after exocytosis
    It fuses with and becomes part of the plasma membrane.
    It leaves the cell.
    It is used again in another exocytosis event.
    30s
  • Q15
    Which transport mechanism can bring whole cells into a cell?
    Phagocytosis
    Pinocytosis
    20s

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