heridty Flashcards
(13 cards)
Dominant trait
the trait observed in the first generation when parents that have diffrent traits are bred
ressesive traigt
Can skip a generation
Heredity
the passing on of physical or mental characteristics genetically from one generation to another.
genes
a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
alleles
one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
phenotype
the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.
genotype
the genetic constitution of an individual organism.
probability
the likely hood of something happening
meiosis
a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell
pedigree
the record of descent of an animal, showing it to be purebred.
DNA
That carries the genitics
Nucleotide
a compound consisting of a nucleoside linked to a phosphate group. Nucleotides form the basic structural unit of nucleic acids such as DNA.
Mutations
of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal DNA or other genetic elements.