PSYCH 1100 Lecture Notes - Lecture 20: Twin, Gene Expression, Zygosity

• School: Ohio State University
• Department: Psychology
• Course: PSYCH 1100
• Professor: Victoria Chavez

Document Summary

Identical twins share 100% of dna, fraternal twins share 50% They influence behavior but they don"t cause it. The contributions of heredity to our physical structure and behaviors. The contributions of environmental factors and experience to our physical structure and behaviors. One of several versions of a gene. Small segments of dna located in a particular place on a chromosome. The process in which genetic instructions are converted into a feature of a living cell. Having 2 of the same allele for a gene. Having 2 different alleles for a gene.