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Science 4.2 4.3 4.4
| Term | Definition |
|---|---|
| Probabity | predict the results of a particular |
| Punnett Square | chart that shows all the possible combinations of alleles that can result from a genetic cross |
| Phenotype | organism's physical appearance, or visual traits |
| Genotype | organism's genetic make-up, or allele combinations |
| Homozygous | Organism that has two identical alleles for a trait |
| Heterozygous | Organism that has two different traits |
| Codominance | for some alleles, an inheritance pattern exists |
| Meiosis | process by which the number of chromosomes is reduced by half to reduce sex cells-- sperm and eggs |
| Messenger RNA | copies the coded message for the DNA in the nucleus, and carries the message to the ribosome in the cytoplasm |
| Transfer RNA | carries amino acids to the ribosome and adds them to the growing protein |
| Mutation | is any change in a gene or chromosome |