Heredity Flashcards
Heredity
The passing of genetic traits from parent to offspring
Dominant Trait
The trait observed in the first generation when parents
that have different traits are bred
Recessive Trait
trait that reappears in the second generation after
disappearing in the first generation when parents with different traits are bred
Genes
One set of instructions for an inherited trait.
Alleles
one of the alternative forms of gene that governs a characteristic, such as hair color.
Phenotype
An organism’s appearance or other detectable
characteristic
Genotype
The entire genetic makeup of an organism; also the combination of genes for one or more specific traits
Probability
The likelihood that something will happen
Meiosis
A process in which the number of chromosomes
decreases to half the the original number by two
divisions of the nucleus which results in production of
sex cells
Sex chromosomes
One of the pair of chromosomes that determine the sex of an individual
