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Inherited Traits
5th Grade Science
Term | Definition |
---|---|
Allele | A form of a gene or a trait. A trait may have more than two alleles. For example eye color: blue |
chromosome | The direction/instructions for an organism's traits. Long strand of DNA. Most animals have 2 sets of chromosomes. Humans have 1 set of 23 chromosomes from mother and 1 set of 23 chromosomes from father. |
DNA | The substance that makes up chromosomes. Deoxyribonucleic Acid. |
Dominant | A gene |
gene | A material that offspring inherit. A section of DNA on a chromosome. |
Inherited Traits | A characteristic passed from parents to offspring through genes. (Characteristic-body Structure |
offspring | The young organism that results from sexual or asexual reproduction. |
Organism | A living thing. |
Percentage | A ratio that states the number of times an outcome is likely to occur out of a possible 100 times. |
Probability | The likelihood or chance that a specific outcome will occur out of a total number of outcomes. |
Punnett Square | A diagram used to predict the possible genotypes of offspring from two parents. |
Ratio | A comparison between two quantities |
Recessive | A gene |
Variation | A difference that happens within offspring. |