trait, a characteristic or feature., variation, the differences within a trait., protien, A molecule in our food that our bodies need., phenotype, the way an individual looks for a specific trait., pedigree, an organized representation of biological relationships, Sexual Reproduction, When an egg cell and a sperm cell combine to develop into an offspring., Chromosomes, A common feature of most cells that is copied when new cells are made, Nucleus, A common feature inside most cells; the nucleus is where the chromosomes are located inside the cell., Asexual reproduction, reproduction without sperm and egg (only one parent). Example: strawberry runners and tulip bulbs., Gene, A region of a chromosome that causes a specific protein to be made, Alleles, Variations of genes which can cause different forms of proteins which lead to variations in a trait, Genotype, The combination of alleles in an organism

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