Card Set Information
to study for chapter 12 test
what is genitics?
the scientific study of heredity.
What is heredity?
is the passage of physical characteristics, or traits from parent to offspring.
what is fertilization?
process where a new organism begins to form when egg and sperm cells join.
what is purebred?
is the offspring of many generations that show the same form of a trait.
what is alleles?
are the different forms of a gene.
what is a dominate allele?
is the one whose trait always shows up in the organism when the allele is present.
what is a ressive allele?
is hidden whenever the dominate allele is present.
what is a hybrid?
an organism that has two different alleles for a trait?