PSYA01H3 Chapter Notes - Chapter 3: Lake Titicaca, Y Chromosome, Twin
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This suggests that either genetics ( nature ) or the environment ( nurture ) played a major role in producing particular behaviors, personality traits, psychological disorders, or pretty much any other thing that a human does. Both nature and nurture play a role in directing behavior. It is the interaction of genes and environmental influences that determines what humans do. Sections on a strand of dna (deoxyribonucleic acid: organized into large threads called chromosomes, chromosomes strands of dna wound around each other in a double-helix configuration. Chromosomes come in pairs, and humans have 23 pairs each. These pairs of chromosomes are similar but not identical: you inherit one of each pair from your father and one from your mother. There"s a twist, however: the selection of which of each pair is given to you is random. Or chromosomes are composed of dna and dna is composed of genes (which are sections of dna)
