Biology 2nd Quarter Exam Reviewer Part 1

39 Questions | Total Attempts: 122

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Biology Quizzes & Trivia

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Questions and Answers
  • 1. 
    These are traits that are passed on from parents to offspring.Type question here
    • A. 

      Gene

    • B. 

      Allele

    • C. 

      Chromosome

    • D. 

      RNA

  • 2. 
    These are different types of genes.
    • A. 

      Gene

    • B. 

      Allele

    • C. 

      Chromosome

    • D. 

      DNA

  • 3. 
    The number of PAIRS of chromosomes in a somatic cell is 
    • A. 

      23

    • B. 

      46

    • C. 

      12

    • D. 

      24

  • 4. 
    He is a Catholic monk who experimented on pea plants and formulated principles of heredity which paved the way for modern genetics.
    • A. 

      Aristotle

    • B. 

      Watson and Cricke

    • C. 

      Carl Linne

    • D. 

      Gregor Mendel

  • 5. 
    This principle states that each gene of a pair separate into different gametes.
    • A. 

      Law of Independent Assortment

    • B. 

      Law of Mutation

    • C. 

      Law of Segregation

    • D. 

      Law of Gravity

  • 6. 
    This principle states that transmission of a gene is not affected by transmission of other sets of genes.
    • A. 

      Law of Independent Assortment

    • B. 

      Law of Mutation

    • C. 

      Law of Segregation

    • D. 

      Law of Gravity

  • 7. 
    Law of Independent Assortment is best illustrated in a
    • A. 

      Monohybrid cross

    • B. 

      Dihybrid cross

    • C. 

      Punnett Square

    • D. 

      Mutation

  • 8. 
    The number of chromosomes in a sperm cell is
    • A. 

      23

    • B. 

      46

    • C. 

      12

    • D. 

      24

  • 9. 
    This principle states that information to create proteins comes from the DNA and then transferred to an RNA which is translated into proteins.
    • A. 

      Central dogma

    • B. 

      Law of Segregation

    • C. 

      Mutation

    • D. 

      Law of Independent Assortment

  • 10. 
    This term refers to the transfer of information from the DNA to the RNA.
    • A. 

      Central dogma

    • B. 

      Transcription

    • C. 

      Translation

    • D. 

      Mutation

  • 11. 
    This term refers to the transfer of information from the RNA to protein.
    • A. 

      Central dogma

    • B. 

      Transcription

    • C. 

      Translation

    • D. 

      Mutation

  • 12. 
    This type of RNA pairs up with the separated DNA strands in the nucleus.
    • A. 

      Messenger RNA (mRNA)

    • B. 

      Ribosomal RNA (rRNA)

    • C. 

      Transfer RNA (tRNA)

    • D. 

      None of the above

  • 13. 
    This type of RNA pairs up with the mRNA and carries amino acid for protein production.
    • A. 

      Messenger RNA (mRNA)

    • B. 

      Ribosomal RNA (rRNA)

    • C. 

      Transfer RNA (tRNA)

    • D. 

      None of the above

  • 14. 
    These are groups of three nucleotide bases that correspond to an amino acid.
    • A. 

      Sugar

    • B. 

      Phosphate

    • C. 

      Base

    • D. 

      Codon

  • 15. 
    It is not part of the DNA nucleotide.
    • A. 

      Sugar

    • B. 

      Phosphate

    • C. 

      Base

    • D. 

      Codon

  • 16. 
    This part of the DNA nucleotide is the point of attachment of another nucleotide's sugar part called deoxyribose.
    • A. 

      Sugar

    • B. 

      Phosphate

    • C. 

      Base

    • D. 

      Codon

  • 17. 
    This part of the DNA nucleotide forms a hydrogen bond with the base of another nucleotide.
    • A. 

      Sugar

    • B. 

      Phosphate

    • C. 

      Base

    • D. 

      Codon

  • 18. 
    The two purine bases are
    • A. 

      Cytosine and thymine.

    • B. 

      Guanine and adenine.

    • C. 

      Cytosine and guanine.

    • D. 

      Thymine and adenine.

  • 19. 
    The two pyrimidine bases are
    • A. 

      Cytosine and thymine.

    • B. 

      Guanine and adenine.

    • C. 

      Cytosine and guanine.

    • D. 

      Thymine and adenine.

  • 20. 
    This is a permanent change in the genetic material of the organism.
    • A. 

      Central dogma

    • B. 

      Law of Segregation

    • C. 

      Mutation

    • D. 

      Law of Independent Assortment

  • 21. 
    This happens when the two alleles of a gene pair is neither recessive nor dominant.
    • A. 

      Mutation

    • B. 

      Overdominance

    • C. 

      Incomplete dominance

    • D. 

      Co-dominance

  • 22. 
    This happens when each gene of an allele pair are manifested or are functional e.g. blood type AB has both the protein A and protein B.
    • A. 

      Mutation

    • B. 

      Overdominance

    • C. 

      Incomplete dominance

    • D. 

      Co-dominance

  • 23. 
    A human baby with an XY chromosome in his cells is a/an
    • A. 

      Male.

    • B. 

      Female.

    • C. 

      Asexual species.

    • D. 

      None of the above

  • 24. 
    The pair of genes that determine the sex of a human being is the
    • A. 

      21st pair.

    • B. 

      23rd pair.

    • C. 

      2nd pair.

    • D. 

      5th pair.

  • 25. 
    This term refers to the physical appearance of an organism.
    • A. 

      Phenotype

    • B. 

      Genotype

    • C. 

      Karyotype

    • D. 

      No type

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