PSYC 100 Lecture 3: PSYC 100 2018 Week 3 Notes
8 Jan 2019
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PSYC 100 Full Course Notes
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Ultimate causes explanations at the evolutionary level, the why" question. Proximate factors immediate causes and mechanism of behaviour. Philosophical view - born with knowledge already present. Philosophical view knowledge through observable facts and experience. From the genes small units of dna, direct synthesis of proteins and enz expression of inheritable traits. Dna genetic material of all organism that make up chromosomes (found in nucleus of every cell) combined through female and male, egg and sperm: sugar and phosphate, adenine, thymine, guanine, cytosine. Chromosome in pairs, contains genes: 23 pairs of chromosomes, 22 = autosomes, 1 = x/ y sex chromosomes, male = xy, female = xx, production of sperm/ egg via meiosis, result = each cell has half chromosome. Monozygotic (mz) - single fertilized egg dizygotic (dz) two separately fertilized eggs. Concordance expression of similarity in traits by both twins. Polygenic trait influenced by more than one pair of genes.
