Bio Final Practice

123 Questions | Total Attempts: 15

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Biology Quizzes & Trivia

This is a fun quiz. No it isn't.


Questions and Answers
  • 1. 
    Normal human gametes have ____ sex chromosomes
    • A. 

      1

    • B. 

      11

    • C. 

      2

    • D. 

      21

    • E. 

      17

  • 2. 
    Consider a cell for which 2n=6. If nondisjunction occured twice during Meiosis (once during Meiosis I and once during Meiosis II), the maximum number of chromosomes that one of the resulting cells could have is ______________.
  • 3. 
    In Mendel's experiments, he crossed true-breeding plants in the
    • A. 

      P generation

    • B. 

      F1 generation

    • C. 

      F2 generation

    • D. 

      Both P and F1

    • E. 

      P,F1, and F2

  • 4. 
    The gender of a human baby is determined during ____, based on the chromosomes present in the ___.
    • A. 

      Embryonic development...egg

    • B. 

      Embryonic development...sperm

    • C. 

      Fertilization...egg

    • D. 

      Fertilization...sperm

    • E. 

      None of the above

  • 5. 
    Mendel's principle of independent assortment is based on the activity of chromosomes during which phase of meiosis?
    • A. 

      Prophase I

    • B. 

      Metaphase I

    • C. 

      Prophase II

    • D. 

      Metaphase II

    • E. 

      Anaphase I

  • 6. 
    Cells generally go into G0 phase at the end of ___ phase.
    • A. 

      G1

    • B. 

      G2

    • C. 

      G3

    • D. 

      S

    • E. 

      Cell Division

  • 7. 
    You would be unlikely to see which of the following human cells dividing?
    • A. 

      Skin cell

    • B. 

      Cancer cell

    • C. 

      Cell from an embryo

    • D. 

      Intestinal lining cell

    • E. 

      Muscle cell

  • 8. 
    Which of the following correctly matches a phase of the cell cycle with its description?
    • A. 

      M- replication of DNA

    • B. 

      S-immediately precedes cell division

    • C. 

      G2-cell division

    • D. 

      G1-immediately follows cell division

    • E. 

      All of the above

  • 9. 
    Which of the following is not true of human somatic cells?
    • A. 

      They arise by mitotic cell division

    • B. 

      They are haploid

    • C. 

      They are body cells other than eggs and sperm

    • D. 

      They are larger and more complex than bacterial cells

    • E. 

      They contain 46 chromosomes

  • 10. 
    If 2n = 14, how many chromosomes will be present in somatic cells?
    • A. 

      7

    • B. 

      28

    • C. 

      6

    • D. 

      14

    • E. 

      None of the above

  • 11. 
    Which phase of meiosis is most directly related to the law of independent assortment?
    • A. 

      Prophase I

    • B. 

      Prophase II

    • C. 

      Metaphase I

    • D. 

      Metaphase II

    • E. 

      Anaphase II

  • 12. 
    Which of the following are involved in both specific and nonspecific defenses against disease?
    • A. 

      Lymphocytes

    • B. 

      Memory B cells

    • C. 

      Inflammation

    • D. 

      Antibodies

    • E. 

      Both A and B

  • 13. 
    Put the following statements in order1-antibodies neutralize pathogens2-antigen binds to B lymphocyte3 pathogen enters the body 4 B cells release antibodies
    • A. 

      3124

    • B. 

      3421

    • C. 

      1243

    • D. 

      3214

    • E. 

      3241

  • 14. 
    In the frog, which of the following organs has functions in more than one body system?I. skinII. lungsIII pancreas
    • A. 

      I only

    • B. 

      I and II only

    • C. 

      III only

    • D. 

      I and III only

    • E. 

      I, II, and III

  • 15. 
    ____ is / are found in ___
    • A. 

      Digestive enzymes...the gall bladder

    • B. 

      Feces...bladder

    • C. 

      Hemoglobin...red blood cells

    • D. 

      Urine...larger intestine

  • 16. 
    Use the diagram above to decide which statement below is true.
    • A. 

      F=Filament E=Style

    • B. 

      A= Stigma E=Ovule

    • C. 

      B=Style G=Petal

    • D. 

      A=Receptacle D=Petal

    • E. 

      None of the above

  • 17. 
    Meiosis
    • A. 

      Is responsible for body growth and repair

    • B. 

      Halves the number of chromosomes in cells

    • C. 

      Is the process by which the body produces diploid cells

    • D. 

      Follows mitosis and splits the cytoplasm in two

    • E. 

      Is important in asexual reproduction

  • 18. 
    A) Mitosis produces two cells thaty are genetically identical to the mother cells.b) In humans, meiosis is responsible for producing diploid somatic cells for growth,replacement of worn-out cells, or body repair,
    • A. 

      Both statements are true

    • B. 

      Both statements are false

    • C. 

      Only "a" is true

    • D. 

      Only "b" is true.

  • 19. 
    A) Mitosis- involves one cell divisionb) Mitosis- produces two daughter cellsc) Mitosis-no crossing over occurs
    • A. 

      Only "a" is true

    • B. 

      Only "a" and "b" are true

    • C. 

      Only "b" is true

    • D. 

      Only "b" and "c" are true

    • E. 

      All are true

  • 20. 
    A) Meiosis- produces haploid daughter cells unlike parent cellb) Meiosis- sister chromatids of each chromosome separatec) Meiosis- crossing over occurs between homologous chromosomes
    • A. 

      Only "a" is true

    • B. 

      Only "b" is true

    • C. 

      All are true

    • D. 

      Only "a" and "b" are true

    • E. 

      Only "a" and "c" are true

  • 21. 
    Select the correct answer
    • A. 

      This is a normal karyotype

    • B. 

      This is an abnormal karyotype

    • C. 

      This is not a karyotype

    • D. 

      This a type of karaoke

    • E. 

      None of the above

  • 22. 
    Genes contain instructions for assembling A) Purines B) Nucleosomes C) Proteins D) Pyrimidines
    • A. 

      Purines

    • B. 

      Nucleosomes

    • C. 

      Proteins

    • D. 

      Pyrimidines

    • E. 

      None of the above

  • 23. 
    Which one of the following sequences best describes the flow of information when a gene directs the synthesis of a cellular component?
    • A. 

      DNA → tRNA → mRNA → protein

    • B. 

      DNA → amino acid → RNA → protein

    • C. 

      Protein → RNA → DNA

    • D. 

      DNA → RNA → protein

    • E. 

      RNA → DNA → RNA → protein

  • 24. 
    The transfer of genetic information from DNA to RNA is called-
    • A. 

      Translation.

    • B. 

      Transcription.

    • C. 

      Initiation.

    • D. 

      Elongation.

    • E. 

      Promotion.

  • 25. 
    Experiments have demonstrated that the "words" of the genetic code (the units that specify amino acids) are
    • A. 

      Single nucleotides.

    • B. 

      Two-nucleotide sequences.

    • C. 

      Three-nucleotide sequences.

    • D. 

      Nucleotide sequences of various lengths.

    • E. 

      Enzymes.