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RBMSGeneticsVocab
Genetics Vocabulary
Question | Answer |
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GENE | A segment of DNA that carries hereditary instructions and is passed from parent to offspring; located on chromosomes. |
TRAIT | An inherited characteristic. |
GENOTYPE | An organism's inherited combination of alleles. |
ALELLES | Multiple forms of the same gene. |
HEREDITY | The passing of traits from parent to offspring. |
DOMINANT | The trait observed when at least one dominant allele for a characteristic is inherited. |
RECESSIVE | A trait that is apparent only when two recessive alleles for the same characteristic are inherited. |
PHENOTYPE | An organisms appearance. |
ASEXUAL REPRODUCTION | Reproduction in which a single parent produces offspring that are identical to the parent. |
SEXUAL REPRODUCTION | Reproduction that requires two parents and produces offspring that will share characteristics from both parents. |
OFFSPRING | Child |
HOMOZYGOUS | Having two of the same alleles. |
HETEROZYGOUS | Having two different alleles. |
CO-DOMINANCE | Expressing the dominant trait when the alleles are heterozygous. |
ADAPTATIONS | Changes in a species that helps it to survive |
SELECTIVE BREEDING | the intentional mating of two animals in an attempt to produce offspring with desirable characteristics |
NATURAL SELECTION | The process by which organisms that are better suited to their environment than others produce more offspring |
DIVERSITY | A point or respect in which things differ |
PUNNETT SQUARES | in genetics, a type of grid used to show the gametes of each parent and their possible offspring |
NUCLEUS | a specialized, usually spherical mass of protoplasm encased in a double membrane, and found in most living eukaryotic cells |
DNA | deoxyribonucleic acid,an extremely long macromolecule that is the main component of chromosomes and is the material that transfers genetic characteristics in all life forms |
CHROMOSOMES | A threadlike linear strand of DNA and associated proteins in the nucleus of eukaryotic cells that carries the genes and functions in the transmission of hereditary information Humans have 23 pairs |