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Heredity 6th gr.
Genetics Vocab for 6th gr.
Question | Answer |
---|---|
Heredity | The passing of traits from parents to offspring. |
Gene | Segments of DNA (Deoxyribonucleic Acid), that carry instructions for the traits of an organism from parent to offspring. |
Chromosome | A structure located in the nucleus of a cell, made of DNA, that contains genetic information needed to carry out cell functions and make new cells. |
Dominant | The ability of one allele to mask (overpower) the other in a set of genes. |
Allele | Each gene in a pair of genes, that determine a specific trait. |
Trait | A distinguishing quality or characteristic, determined by genes. |
Recessive | The allele that is masked (overpowered) by the dominant allele. |
Geneotype | A set of alleles that an organisms has for a trait. |
Phenotype | The appearance of that the trait takes on (physical characteristic). |
Punnett Square | A table used to to predict what traits an offspring will have based on what traits the parents have. |
Hetrozygous | Having two different alleles for a single trait. |
Homozygous | Having two of the same alleles for a single trait. |
Pure bred | Bred from parents of the same breed or variety, not having recessive traits. |
Hybrid | Two different traits or characteristics in an organism. |