Fertilization and Embryonic Development
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buckledk
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33 QuestionsShow answers
  • Question 1
    30 seconds
    Q. Repeated cell divisions during embryonic cell development is known as:___________.
    answer choices
    Fertilization
    Cleavage
    oogenesis
    spermatogensis
  • Question 2
    30 seconds
    Q. Human reproduction usually involves
    answer choices
    internal fertilization and internal development
    external fertilization and external development
    internal fertilization and external development
    external fertilization and internal development
  • Question 3
    30 seconds
    Q. Meiosis and fertilization are important processes because they may most immediately result in
    answer choices
    many body cells
    immune responses
    genetic variation
    natural selection
  • Question 4
    120 seconds
    Q. External fertilization is common for organisms that live in:
    answer choices
    Trees
    Water
    Land
    Ummm, I'm pretty sure you didn't teach us this...
  • Question 5
    120 seconds
    Q. The joining of a sperm cell and an egg cell is called...
    answer choices
    Fertilization
    Labor
    Zygote
    STOP ASKING ME THESE IMPOSSIBLE QUETSIONS!!
  • Question 6
    300 seconds
    Q.

    Which of the following sequences represents the correct order of events in the formation of a human fetus?

    answer choices

    Zygote → Blastocyst → Embryo → Fertilization

    Fertilization → Zygote → Blastocyst → Embryo

    Blastocyst → Embryo → Differentiation → Zygote

    Fertilization → Growth → Differentiation → Zygote

  • Question 7
    300 seconds
    Q. Which of the following is true of a zygote?
    answer choices
    It forms into a blastocyst
    It is an unfertilized egg
    It produces haploid male gametophytes
    It is made up of only one cell
  • Question 8
    300 seconds
    Q. The diagram below shows a cellular process that occurs in organisms.
    What is the name of this process?
    answer choices
    meiosis
    mitosis
    endocytosis
    phagocytosis
  • Question 9
    300 seconds
    Q. The diagram below shows homologous chromosomes during prophase I of meiosis
    Which of the following correctly describes the process being illustrated?
    answer choices
    mutation in which the DNA content of the gene is altered
    segregation of sister chromatid
    condensation and segregation of alleles
    crossing-over in which alleles are exchanged
  • Question 10
    300 seconds
    Q. A scientist wants to change the DNA of a sexually reproducing organism and have the new DNA present in every cell of the organism. In order to do this after fertilization, she would change the DNA in which of the following?
    answer choices
    zygote
    placenta
    testes of the father
    ovaries of the mother
  • Question 11
    30 seconds
    Q. What process does the zygote undergoe to become a blastula?
    answer choices
    Cleavage
    Gastrulation
    Metamorphosis
    Cephalization
  • Question 12
    30 seconds
    Q. What is the correct order for early embryonic development in animals?
    answer choices
    Zygote -> Eight-cell stage -> Morula -> Blastula -> Gastrula
    Gastrula -> Blastula -> Morula -> Eight-cell stage -> Zygote
    Zygote -> Eight-cell stage -> Blastula -> Morula -> Gastrual
    Zygote -> Eight-cell stage -> Blastula -> Gastrula-> Morula
  • Question 13
    30 seconds
    Q. Programmed cell death is called
    answer choices
    apoptosis
    cytokinesis
    interphase
    cancer
  • Question 14
    120 seconds
    Q. This is the hollow sphere that contains a clump of cells which develops into the baby. These cells are Embryonic Stem Cells
    answer choices
    fertilization
    zygote 
    blastocyst 
    egg
  • Question 15
    30 seconds
    Q. Which of these is a job of an internal regulator cyclin?
    answer choices
    Ensure that all chromosomes have lined up in the center of the cell before cell division
    Ensure that spindle fibers have attached to all  centromeres before cell division
    Ensure that DNA has been replicated before cell division
    All of these
  • Question 16
    10 seconds
    Q. A dog has 78 chromosomes in its body cells.  What is the diploid number?
    answer choices
    78
    39
    1
    100
  • Question 17
    10 seconds
    Q. A Goat has 60 chromosomes in its body cells.  What is the haploid number?
    answer choices
    60
    30
    100
    120
  • Question 18
    10 seconds
    Q. A human has 46 chromosomes in their body cells.  What is the haploid number?
    answer choices
    46
    92
    23
    12
  • Question 19
    10 seconds
    Q. Mitosis produces cells with haploid or diploid number of chromosomes?
    answer choices
    Haploid
    Diploid
  • Question 20
    30 seconds
    Q. Where does meiosis occur?
    answer choices
    Testes and ovaries 
    Only the ovaries
  • Question 21
    30 seconds
    Q. Gametes are haploid
    answer choices
    True
    False
  • Question 22
    30 seconds
    Q. The process of a diploid gamete producing haploid sperm and egg cells is 
    answer choices
    gametogenesis 
    photosynthesis
    anaerobic respiration
    mitosis
  • Question 23
    30 seconds
    Q. How many polar bodies are found in oogenesis? 
    answer choices
    4
    6
    3
    2
  • Question 24
    30 seconds
    Q. In human females, the process in which mature eggs are produced is called oogenesis.
    answer choices
    True
    False
  • Question 25
    30 seconds
    Q. The process that transforms developing cells into specialized cell with different structures and functions: ______________
    answer choices
    Differentiation
    Fertilization
    Cleavage
    Reproduction
  • Question 26
    30 seconds
    Q. Gametes join outside of the organism's body (water)
    answer choices
    Internal Fertilization
    External Fertilization
    Internal Development
    External Devlopment
  • Question 27
    30 seconds
    Q. Gametes join inside the female reproductive tract (Land adaptation)
    answer choices
    Internal Fertilization
    External Fertilization
    Internal Development
    External Devlopment
  • Question 28
    30 seconds
    Q. Growth of embryo outside the body of the parent organism (water and land)
    answer choices
    Internal Fertilization
    External Fertilization
    Internal Development
    External Devlopment
  • Question 29
    30 seconds
    Q. Growth of embryo inside the body of the female parent 
    answer choices
    Internal Fertilization
    External Fertilization
    Internal Development
    External Devlopment
  • Question 30
    30 seconds
    Q. Advantages: Large #'s of offspring + easier to find a mate because gametes drift in the water
    Disadvantages: Offspring are exposed to the environment and hazards, no guaranteed fertilization.
    answer choices
    Internal Fertilization
    External Fertilization
    Internal Development
    External Devlopment
  • Question 31
    30 seconds
    Q. Advantages: Increased chances of gametes meeting + greater protection of offspring from the environment
    Disadvantages: Limited number of offspring, harder to bring males and females together increased risk of disease.
    answer choices
    Internal Fertilization
    External Fertilization
    Internal Development
    External Devlopment
  • Question 32
    30 seconds
    Q. Advantages: Less energy spent by females, less time to increase the population, + large number of offspring
    Disadvantages: Embryo not well protected + exposed to predators and the environment.
    answer choices
    Internal Fertilization
    External Fertilization
    Internal Development
    External Devlopment
  • Question 33
    30 seconds
    Q. Advantages: Embryo well protected + not exposed to environment
    Disadvantages: Limited number of offspring, health risks, much more energy spent by female, takes longer to develop.
    answer choices
    Internal Fertilization
    External Fertilization
    Internal Development
    External Devlopment
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