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Chapter 2 Vocabulary Review

Quiz by Amanda Garner

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13 questions
Show answers
  • Q1
    Each egg and sperm cell contain 23 _____________________________, tiny structures in the nucleus that contain genetic material.
    genes
    chromosomes
    autosomes
    sex chromosomes
    120s
  • Q2
    The first 22 pairs of chromosomes are called __________________________; and the chromosomes in each pair are about the same size.
    genotype
    autosomes
    phenotype
    gene
    120s
  • Q3
    The 23rd pair determines the sex of the child; hence, these two are knows as the _________________________________.
    DNA
    sex chromosomes
    autosome
    gene
    120s
  • Q4
    Each group of nucleotide bases that provide a specific set of biochemical instructions is a _____________________.
    DNA
    chromosome
    gene
    autosome
    120s
  • Q5
    The complete set of genes makes up a person's heredity and is known as the person's _______________________.
    genotype
    DNA
    phenotype
    sex chromosomes
    120s
  • Q6
    Genetic instructions, in conjunction with environmental influences, produce a _____________________, an individual's physical, behavioral, and psychological features.
    chromosome
    genotype
    DNA
    phenotype
    120s
  • Q7
    Alleles in a pair of chromosomes that are the same are called ____________________________.
    homozygous
    heterozygous
    120s
  • Q8
    Alleles in a pair of chromosomes that are different are called _______________________.
    homozygous
    heterozygous
    120s
  • Q9
    A genetic disorder that is caused by an extra 21st chromosome that results in intellectual disability.
    Down syndrome
    Sickle cell disease
    Huntington's disease
    Cystic Fibrosis
    120s
  • Q10
    Identical twins come from a single fertilized egg that splits into two.
    Monozygotic twins
    Dizygotic twins
    120s
  • Q11
    Fraternal twins come from two separate eggs fertilized by two separate sperm.
    Monozygotic twins
    Dizygotic twins
    120s
  • Q12
    The process of deliberately seeking environments that fit one's heredity is called _______________________.
    epigenesis
    niche-picking
    heritability coefficient
    apple picking
    120s
  • Q13
    The environmental forces that make siblings different from one another.
    Niche-picking
    Heritability coefficient
    Epigenesis
    Nonshared environmental forces
    120s

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