The Biology Of Reproduction Quiz

25 Questions | Total Attempts: 292

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The Biology Of Reproduction Quiz - Quiz

Reproduction is a biological process of producing new offspring through different sexual and asexual processes. In this quiz, we are going to focus on sexual reproduction and test your skills on relating topics like DNA, Mytosis, etc. Attempt this quiz carefully and share with your fellow biology classmates.


Questions and Answers
  • 1. 
    What is the typical role of RNA in a cell?
    • A. 

      Information processing

    • B. 

      Stabilizing the structure of the nuclear envelope

    • C. 

      Connecting chromatids together at the centromere

    • D. 

      Forming the spindle apparatus at cell division

  • 2. 
    What is a gene?
    • A. 

      segment of protein that carries information

    • B. 

      Segment of protein that acts as an enzyme to carry out processes coded in the information contained in the nucleus

    • C. 

      A segment of DNA that encodes information for the metabolism or reproduction of a cell or organism

    • D. 

      A conceptual scheme that guides research but has no real meaning in the context of a cell

  • 3. 
    Choose the three parts of a nucleotide. (Click on all three that are correct)
    • A. 

      Phosphate group

    • B. 

      Itrogenous base, either A, T, C, G, or U

    • C. 

      5-carbon sugar: deoxyribose or ribose

    • D. 

      amino acid

    • E. 

      cholesterol

  • 4. 
    Why is DNA called the "double helix"?
    • A. 

      Its structure was discovered by two workers, James Watson and Francis Crick, a doubling of research effort at a building informally called the "Helix" at Cambridge University.

    • B. 

      DNA is double stranded, with the two strands both in the form of a helix entwined around each other like strands of a rope.

    • C. 

      When DNA interacts with RNA, the two molecules form a twisted double strand.

    • D. 

      It seemed like a catchy name even though it has nothing to do with the structure of DNA.

  • 5. 
    Which of the following is CORRECT in comparing DNA to RNA?
    • A. 

      DNA contains ribose, RNA contains deoxyribose.

    • B. 

      DNA is double-stranded, RNA is single stranded.

    • C. 

      DNA is single-stranded, RNA is double-stranded

    • D. 

      DNA and RNA both contain the bases A, T, C, and G

  • 6. 
    What is transcription?
    • A. 

      The formation of protein by enzymes at the Golgi apparatus in a specialized cells

    • B. 

      The formation of DNA prior to cell division

    • C. 

      The process of secretion of proteins from a cell vi th Golgi apparatus

    • D. 

      The formation of RNA using DNA as a template

  • 7. 
    What is a codon?
    • A. 

      A sequence of three amino acids that codes for a specific type of RNA in a ribosome

    • B. 

      three-based sequence on an RNA that codes for a specific amino acid

    • C. 

      specific portion of a ribosome that attaches to a membrane

    • D. 

      Another term for a gene

  • 8. 
    Where does translation occur?
    • A. 

      in the nucleus

    • B. 

      In the smooth endoplasmic reticulum

    • C. 

      In the cytoplasm on ribosomes

    • D. 

      on the inner surface of the cell membrane

    • E. 

      In the nucleolus

  • 9. 
    How does a point mutation result in sickle-cell anemia?
    • A. 

      A single base difference in the DNA results in a change in the structure of hemoglobin

    • B. 

      A rearrangement of DNA in the chromosome results in a mismatch between the RNA and DNA, thus altering the makeup of hemoglobin

    • C. 

      RNA is altered by the point mutation such that it cannot be translated

    • D. 

      DNA is altered by the point mutation such that is cannot be transcribed.

  • 10. 
    What does the DNA attach to during cell division of a bacterial cell?
    • A. 

      Spindle fibersspindle fibers

    • B. 

      Ribosomes

    • C. 

      Cell membrane

    • D. 

      Bacterial RNA

  • 11. 
    What is the relationship of two chromatids in a chromosome?
    • A. 

      They are identical

    • B. 

      They have complementary structures.

    • C. 

      They carry differnet genetic information

    • D. 

      The are homolgous

  • 12. 
    How do chromosomes differ before and during division?
    • A. 

      Before division, chromosomes are short, thick, and condensed; during division, chromosomes are long, thin, and diffuse

    • B. 

      Before division, chromosomes are long, thin, and diffuse; during division, chromosomes are short, thick, and condensed

    • C. 

      Before division, chromosomes are made of RNA; during division, chromsomes convert to DNA

    • D. 

      Before division, chromosomes are made of DNA; during division, chromsomes convert to RNA.

  • 13. 
    How are chromosomes like chapters in a book?
    • A. 

      Each chromosome carries a unique subset of information in the cell, just as a chapter in a book carries a unique subset of the book's information

    • B. 

      Chapters in a book are sequential in information; so are chromosomes

    • C. 

      Chapters in a book must all have the same author, just as chromosomes must all be from the same organism

    • D. 

      All of the above are correct

  • 14. 
    What are homologous chromosomes?
    • A. 

      Chromosomes that have been altered by mutations.

    • B. 

      Chromsomes that always have only one chromatid and never duplicate.

    • C. 

      Paired chromosomes,which are derived from the two parents - one from the mother, one from the father.

    • D. 

      Chromosomes that are not paired with any other chromosome but carry identical genetic information

  • 15. 
    Which of the following happens during prophase of mitosis?
    • A. 

      the spindle fibers form

    • B. 

      the chromosomes line up at the cell equator

    • C. 

      The nuclear envelope disappears

    • D. 

      Answers 1 and 2 are correct

    • E. 

      Answers 1 and 3 are correct

    • F. 

      Answers 2 and 3 are correct

  • 16. 
    How does prophase I of meiosis differ from prophase of mitosis?
    • A. 

      In meiosis, synapsis occurs; synapsis does not occur in mitosis

    • B. 

      In mitosis synapsis occurs; synapsis does not occur during meiosis.

    • C. 

      In mitosis, the nuclear envelope disappears; in meiosis it does not disappear.

    • D. 

      In mitosis, the nuclear envelope does not disappear; in meiosis it does disappear

  • 17. 
    When do chromatids separate from each other in mitosis? In meiosis?
    • A. 

      Prophase; prophase I

    • B. 

      Metphase; metaphase II

    • C. 

      Anaphase; anaphase II

    • D. 

      Telophase; telophase I

  • 18. 
    Mitosis produces ___ daughter cells; meiosis produces ___ daughter cells
    • A. 

      2, 2

    • B. 

      2, 4

    • C. 

      4, 2

    • D. 

      4, 4

  • 19. 
    What is asexual reproduction?
    • A. 

      Reproduction involving two parents who each contribute all of their genetic information to form an offspring.

    • B. 

      Reproduction involving one parent who contributes one-half of its genetic information to form an offspring.

    • C. 

      Reproduction involving one parent who contributes all of their genetic information to form an offspring

    • D. 

      Aseuxal reproduction is another term for meiosis.

  • 20. 
    Alternate forms of genes are called _____; the specific place on a chromosome where these are found is called a(n) _____ .
    • A. 

      Haplotypes; karyotypes

    • B. 

      Genotype; phenotype

    • C. 

      Phenotype; genotype

    • D. 

      allele; locus

  • 21. 
    If an individual has a genotype of AANnttFfggRrEess, how many genes are homozygous dominant, heterozygous, and homozygous recessive?
    • A. 

      Homozygous dominant = 1heterozygous = 4homozygous recessive = 3

    • B. 

      homozygous dominant = 4heterozygous = 1homozygous recessive = 3

    • C. 

      Homozygous dominant = 1heterozygous = 3homozygous recessive = 4

    • D. 

      homozygous dominant =3heterozygous = 4homozygous recessive = 1

  • 22. 
    What will be the genotypes and phenotypes of the offspring if the father is Rr and the mother is RR, where R= red and is completely dominant, and r = white and is recessive.
    • A. 

      Genotypes: all RRphenotypes: all red

    • B. 

      genotypes: all rrphenotypes: all white

    • C. 

      genotypes: 1/2 RR: 1/2 Rrphenotypes: all red

    • D. 

      Genotypes: 1/2 RR: 1/2 Rrphenotypes: 1/2 red; 1/2 white

  • 23. 
    Which of the following describes crossing over?
    • A. 

      An exchange of pieces of chromatid between homologous chromsomes during meiosis

    • B. 

      An exchange of pieces of chromatid between homologous chromsomes during mitosis

    • C. 

      an exchange of pieces of chromatid between non homologous chromsomes during meiosis

    • D. 

      an exchange of pieces of chromatid between nonhomologous chromsomes during mitosis

  • 24. 
    Why are sex-linked recessve traits more common in males than in females?
    • A. 

      These traits tend to be more lethal in female embryos than in males, so you will see more males with the trait.

    • B. 

      These traits are simply not inherited by females due to sexual selection in meiosis.

    • C. 

      Males have only one copy of the allele because it is carried on the X-chromosome. Females have two alleles for these traits

    • D. 

      There is no known explanation for this observation

  • 25. 
    Why do men tend to go bald and not women?
    • A. 

      Male pattern baldness is sex-influenced, with a combination of male hormones and genetics affecting pattern baldness

    • B. 

      Male pattern baldness is sex-linked, which means that more men will have the trait

    • C. 

      Male pattern baldness is caused by a disease to which men are more prone

    • D. 

      There is no known explanation for this phenomenon

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