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Chapter 5 - Section 2 and Section 3
7th Grade
5
Science
7th Grade
02/14/2012

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Term
Gene
Definition
Section of DNA on a chromosome that contains instructions for making specific proteins
Term
Incomplete Dominance
Definition
Production of a phenotype that is intermediate between the two homozygous parents
Term
Polygenic Inheritance
Definition
Occurs when a group of gene pairs act together and produces a specific trait such as human eye color, skin color, or height
Term
Sex-linked Gene
Definition
An allele inherited on a sex chromosome and can cause human genetic disorders such as color blindness and hemophilia
Term
Genetic Engineering
Definition
Biological and chemical methods to change the arrangement of a gene's DNA to improve crop production, produce a large volumes of medicine, and change how cells perform their normal function
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