Study

Inheritance G8

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  • The combination of the two alleles makes up the
    genotype
  • What is a characteristic or feature determined by genes?
    Inherited Trait
  • With which plants did Mendel work?
    Pea plants
  • Name of DNA structure.
    Double helix
  • How many chromosomes do human sperm and egg cells (gametes) have?
    23
  • Name for the new individuals produced.
    Offspring
  • How many chromosomes do humans have?
    46 or 23 pairs
  • What is the structure made of tightly coiled DNA?
    Chromosome
  • An allele that has a weaker influence on characteristic expressed.
    Recessive
  • What is an example of genetic material?
    DNA, genes, or chromosomes
  • What are the different forms of a gene called?
    Alleles
  • What is the passing down of traits from one generation to next generation?
    Heredity
  • True or False: Chromosomes contain genes
    True
  • What is a section of DNA called?
    Gene
  • Who is known as the father of Genetics?
    Gregor Mendel
  • 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
  • Which trait will always express itself regardless of what other trait it is paired with?
    Dominant
  • Where is genetic material located in a plant or animal cell?
    Nucleus
  • What is the observable characteristics in an individual resulting from the expression of genes?
    phenotype