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14 Cards in this Set

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heredity
the passing of traits from parent to offspring
self-pollinating plant
a plant that contains both male & female reproductive stuctures
true-breeding plant
a plant that always produces offspring with the same trait as the parents
dominant trait
a trait observed when at least one dominant allele for a characteristic is inherited
recessive trait
a trait that is apparent only when two recessive alleles for the characteristic are inherited
genes
segments of DNA that carry hereditary instructions located on chromosomes and passed from parent to offspring
Punnett square
a tool used to visualize all the possible combinations of alleles from parents
genotype
the inherited combination of alleles
phenotype
an organism's inherited appearance
probability
the mathematical chance that an event will occur
sex cells
eggs or sperm; a sex cell carries half the number of chromosomes found in other body cells
homologous chromosomes
chromosomes with matching information
meiosis
cell division that produces sex cells
sex chromosomes
chromosomes that carry genes that determmine the sex of offspring