the passing traits from parents to offspring
a characteristic that an organism can pass on to its offspring through its genes
the scientific study of heredity
the process in which an egg cell and a sperm cell join to form a new organism
the offspring of many generations that have the same traits
the set of information that controls a trait; a segment of DNA on a chromosome that codes for a specific trait
the different forms of a gene
an allele whose trait always shows up in the organism when the allele is present
an allele that is masked when a dominant allele is present
an organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait
a number that describes how likely it is that an event will occur
a chart that shows all the possible combinations of alleles that that can result from a genetic cross
an organism's physical appearance, or visible traits
an organism's genetic makeup, or allele combinations
having two identical alleles for a trait
having two different alleles for a trait
a condition in which neither of two alleles of a gene is dominant or recessive
the process that occurs in the formation of sex cells by which the number of chromosomes is also reduced by half
RNA that copies the coded message from DNA in the nucleus and carries the message into the cytoplasm
RNA in the cytoplasm that carries an amino acid to the ribosome and adds it to the growing protein chain
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