click below
click below
Normal Size Small Size show me how
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. |