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Terms in this set (31)
laws of segregation
two alleles for each trait must seperate when gametes are formed
Different forms of a gene
organism that inherits two different alleles for a given gene
expressed allele in a heterozygote
organism that inherits two alleles of the same type for a given gene
An organism's physical appearance, or visible traits.
The scientific study of heredity
Offspring of cross pollination
the fertilization step in the sexual reproduction of plants
genetic makeup of an organism
law of independent assortment
the law that states that genes separate independently of one another in meiosis
allele not expressed in a heterozygote
ABO blod type
an example of a chartistic due to multiple alleles
A condition in which neither of two alleles of a gene is dominant or recessive.
Situation in which one allele is not completely dominant over another allele
likelihood that a particular event will occur
Cell division that produces reproductive cells in sexually reproducing organisms
A chart that shows all the possible combinations of alleles that can result from a genetic cross
physical characteristics of an organism
personal traits or physical properties that are influenced by many genes working in combination
Process by which a single parent reproduces by itself
Process in sexual reproduction in which male and female reproductive cells join to form a new cell
The generation-to-generation sequence of stages in the reproductive history of an organism.
Process in which homologous chromosomes exchange portions of their chromatids during meiosis.
2 sets of chromosomes
creation of gametes
A reproductive process that involves two parents that combine their genetic material to produce a new organism, which differs from both parents
an organism or cell having only one complete set of chromosomes
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