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21 Cards in this Set
- Front
- Back
Somatic cells
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Body cells made up of most body tissues and organs
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Germ cells
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Reproductive organs the ovaries or the tests that develop into gametes
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Gametes
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Sex cells ova or eggs for female, sprematoza or Sperm cells in male
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Homologous chromosomes
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2 chromosomes. 1 from the mother and 1 from the father. Same length and appearance
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Autosomes
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Chromosome that genes for characteristics not related to sex of organisum
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Sex chromosomes
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Directly related to the sexual characteristics
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Sexual reproduction
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Fusion of two gametes that result in offspring
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Fertilization
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Actual fusion of an egg and a sperm cell
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Diploid (2n)
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Cells have two copies of each chromosomes
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Haploid (n)
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Cells have only one copy of each chromosome
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Tetraploidy
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4 sets of chromosomes
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Meiosis
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Form of nuclear division that divides a diploid cell into haploid cell
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Gametogenesis
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Production of gametes
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Sperm
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Male gamete
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Egg
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Female gamete
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Polar bodies
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Cells with little more than DNA and eventually broken down
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Traits
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Distinguishing traits inherited
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Genetics
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Study of biological inhetance patterns and variation in things
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Gregor mendal
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Discovered herditat units
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Purebred
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All parents charatersicts
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Cross
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Mating of two different organisms
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