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Genetics

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    Genetics Review
  •   Study   Slideshow
  • Where is genetic material located in a plant or animal cell?
    Nucleus
  •  5
  • What is an example of genetic material?
    DNA, genes, or chromosomes
  •  10
  • How many chromosomes do humans have?
    46 or 23 pairs
  •  10
  • True or False: Chromosomes contain genes
    True
  •  5
  • What is a section of DNA called?
    Gene
  •  15
  • What is the passing down of traits from one generation to next generation?
    Heredity
  •  15
  • What is a characteristic or feature determined by genes?
    Inherited Trait
  •  10
  • How many chromosomes do human sperm and egg cells (gametes) have?
    23
  •  15
  • Which trait will always express itself regardless of what other trait it is paired with?
    Dominant
  •  20
  • What is the structure made of tightly coiled DNA?
    Chromosome
  •  10
  • True or False: In his genetics experiments with pea plants, Gregor Mendel determined traits were passed down in a random pattern.
    False: It is in a predictable pattern
  •  15
  • What are the different forms of a gene called?
    Alleles
  •  25
  • The combination of the two alleles makes up the
    genotype
  •  25
  • What are the molecules that join together to make the rungs of the DNA ladder?
    Base pairs or nucleotides
  •  25
  • What is the observable characteristics in an individual resulting from the expression of genes?
    phenotype
  •  20
  • Riding a bike, play soccer, and talking are examples of ...
    Learned Behavior
  •  20