James's+Glossary

=__**GLOSSARY**__= __**Trait**__ - A characteristic displayed or in a person (including Physical traits, Behavioural traits and predisposition to a illness. __**Gene**__ - A characteristic that's passed down hereditary from your parents. __**DNA**__ - Genetic make up, Deoxyribonucleic acid, information molecule that tells other cells how to make you. __**Heredity**__ - inheriting genes from your parents. __**Homozygous**__ - 2 of the same Allele relating to the same feature. __**Heteroygous**__ - 2 different Allele's relating to the same feature. __**Allele**__ -A form of gene, 2 types in each person, one from mum and ond from dad.( e.g. B,b brown hair (B) blond hair (b) - A gene that over rides another e.g. B,b person displays brown hair __**Genotype**__ - The particular combination of alleles. - What it acctually looks like.
 * __Dominate__**
 * __Recessive__**
 * -** A gene that is only shown if the person has 2 reccessive genes.
 * __Phenotype__**
 * __Co-dominate__**
 * -** Allele's can work together to produce incomplete dominance, for example, crossing a white carnation can produce a pink carnation (white and red make pink)﻿. when 2 genes are equally as strong and display something in the middle.