Heredity: Inheritance and Variation of Traits Worksheet

segment of DNA that codes for a trait and is transferred from parent to offspring
inheritance of traits from parents to offspring
change in the DNA sequence caused by the loss of one or more base pairs
the building blocks of proteins
change in the DNA sequence caused by the replacement of one or more base pairs
a substance that slows or stops the growth of bacteria and other microorganisms
a change in the DNA sequence caused by the addition of one or more base pairs
a permanent change in the DNA sequence of a gene
having two identical alleles for a particular trait
the different forms of a gene for a given trait
having two different alleles for a particular trait
the physical appearance or characteristics seen in an organism
the process by which DNA is copied
abbreviation for “ribonucleic acid,” which is a type of nucleic acid that plays a role in making proteins
a complex of nucleic acids and proteins that make up chromosomes
a shape that looks like a twisted ladder
an abbreviation for “deoxyribonucleic acid,” which is the genetic material passed from parent to offspring
overriding the effect of a different variant of the same gene
the hidden genetic variation evident only when there are two alleles
a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes